Answers
Answer:
not sure search it up
Step-by-step explanation:
Answer:
33ft²
Step-by-step explanation:
b= base (3)
l= slant height (4)
Surface area = b²+2bl
=3²+2(3)(4)
=9+2(12)
=33
Related Questions
Which values are solutions to the inequality below? Check all that apply.
Answers
Answer:
C. and D.
Step-by-step explanation:
The root of √x is either equal or bigger than 9
Please I need help with this for better understanding and clarity. Thank you. (e Three different Mathematics books,four different French books and two different Physics books are to be arranged on a shelf.How many different arrangements are possible if
i. the books in each particular subject must all stand together only the French books must be in the first position on the shelf whilst the others
ii. must also always be together but not in the first position
iii. all the three subject matters can be arranged anyhow.
Answers
The required number of arrangements when all the three subject matters can be arranged anyhow is given by:
9! = 362880
i. The required number of arrangements when French books are in the first position is given by:
3! * 2! * 4! = 1728
ii. the required number of arrangements is given by:
3! * 4! * 2! = 3456
iii. the required number of arrangements when all the three subject matters can be arranged anyhow is given by:
9! = 362880
Given that there are e = 3
Mathematics books,
f = 4 French books, and
p = 2 Physics books to be arranged on a shelf.
The problem requires to calculate the number of different arrangements are possible in the following ways:
i. If the books in each particular subject must all stand together only the French books must be in the first position on the shelf whilst the others
ii. Must also always be together but not in the first position.
All the three subject matters can be arranged anyhow.
i. If the books in each particular subject must all stand together only the French books must be in the first position on the shelf whilst the others:
If the French books are always in the first position of the shelf, then the remaining 8 books can be arranged in 8! ways as they all have different titles. But there are 3! ways to arrange the mathematics books and 2! ways to arrange the physics books.
Therefore, the required number of arrangements when French books are in the first position is given by:
3! * 2! * 4! = 1728
ii. Must also always be together but not in the first position
If all the books of the same subject must be kept together, then there are 3! ways to arrange the mathematics books, 4! ways to arrange the French books, and 2! ways to arrange the physics books.
Therefore, the required number of arrangements is given by:
3! * 4! * 2! = 3456
iii. All the three subject matters can be arranged anyhow.
If all the three subject matters can be arranged anyhow, then the total number of books to be arranged is 9.
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Please Help! Draw the graph of an absolute value function that has these key features:
vertex: (2,-3)
increasing: (2, ∞)
decreasing: (-∞, 2)
domain: all real numbers
range: [-3, ∞)
end behavior: As x approaches negative infinity, f(x) approaches positive infinity. As x approaches positive infinity, f(x) approaches positive infinity.
Answers
Answer:edmentum
Step-by-step explanation:
A ja ja ja ibsnisbisnobs
Answers
Answer:
20
Step-by-step explanation:
Answer:
20
Step-by-step explanation:
What’s the answer???
Answers
Answer:
$50, 100
Step-by-step explanation:
Sarah is building a birdhouse the nails she uses are 1 inch long the wood board is 1 foot long how many times smaller is the nails compared to the wood
Answers
Question 1 (Essay Worth 10 points) (01.02 MC) Part A: If (26)x = 1, what is the value of x? Explain your answer. (5 points) Part B: If (50)x = 1, what are the possible values of x? Explain your answer. (5 points)
Answers
Answer:
See Explanation
Step-by-step explanation:
The question is not clear. However, I will treat the question as:
[tex](26)x = 1[/tex]
[tex](50)x = 1[/tex]
and:
[tex](2^6)^x = 1[/tex]
[tex](5^0)^x = 1[/tex]
Solving: [tex](26)x = 1[/tex] and [tex](50)x = 1[/tex]
[tex](26)x = 1[/tex]
Divide both sides by 26
[tex]x = \frac{1}{26}[/tex]
[tex](50)x = 1[/tex]
Divide both sides by 50
[tex]x = \frac{1}{50}[/tex]
Solving [tex](2^6)^x = 1[/tex] and [tex](5^0)^x = 1[/tex]
[tex](2^6)^x = 1[/tex]
Express 1 as 2^0
[tex](2^6)^x = 2^0[/tex]
Remove bracket
[tex]2^{6x} = 2^0[/tex]
Cancel out 2
[tex]6x = 0[/tex]
Divide both sides by 6
[tex]x = \frac{0}{6}[/tex]
[tex]x = 0[/tex]
[tex](5^0)^x = 1[/tex]
Express 1 as 5^0
[tex](5^0)^x = 5^0[/tex]
Cancel out 5^0
[tex]x = 1[/tex]
4x + y = 1
x + y = 2
rewrite these equations in slope intercept form y=mx+b
Answers
y=4x+1
y=x+2
Step-by-step explanation:
very simple you just put the numbers in the correct spot when doing slope intercept form
4x + y = 1
y = -4x + 1
x + y = 2
y = -x + 2
Second box:
y = -4x + 1
Slope = -4
y - intercept = 1
x - intercept = 1/4
y = -x + 2
Slope = -1
y - intercept = 2
x - intercept = 2
prove each statement using a proof by exhaustion. (a) for every integer n such that 0 ≤ n < 3, (n 1)2 > n3.
b.for every integer n such that 0 ≤ n < 4, 2^(n+2) > 3^n
Answers
a) the inequality holds true for all values of n within the given range, we can conclude that for every integer n such that 0 ≤ n < 3, (n+1)² > n³
b) the inequality holds true for all values of n within the given range, we can conclude that for every integer n such that 0 ≤ n < 4, 2⁽ⁿ⁺²⁾ > 3ⁿ.
(a) To prove the statement for every integer n such that 0 ≤ n < 3, (n+1)² > n³ using proof by exhaustion, we will evaluate the inequality for each value of n within the given range.
For n = 0:
(0+1)² > 0³
(1)² > 0
1 > 0 - This is true.
For n = 1:
(1+1)² > 1³
(2)² > 1
4 > 1 - This is true.
For n = 2:
(2+1)² > 2³
(3)² > 8
9 > 8 - This is true.
Since the inequality holds true for all values of n within the given range, we can conclude that for every integer n such that 0 ≤ n < 3, (n+1)² > n³
(b) To prove the statement for every integer n such that 0 ≤ n < 4, 2⁽ⁿ⁺²⁾ > 3ⁿ using proof by exhaustion, we will evaluate the inequality for each value of n within the given range.
For n = 0:
2⁽⁰⁺²⁾ > 3⁰
2² > 1
4 > 1 - This is true.
For n = 1:
2⁽¹⁺²⁾ > 3¹
2³ > 3
8 > 3 - This is true.
For n = 2:
2⁽²⁺²⁾ > 3²
2⁴ > 9
16 > 9 - This is true.
For n = 3:
2⁽³⁺²⁾ > 3³
2⁵ > 27
32 > 27 - This is true.
Since the inequality holds true for all values of n within the given range, we can conclude that for every integer n such that 0 ≤ n < 4, 2⁽ⁿ⁺²⁾ > 3ⁿ.
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what is the slope and y intercept of the line with equation 3x-6y=7
Answers
Answer:
x intercept = (7/3, 0)
y intercept = (0, -7/6)
slope = 1/2
Step-by-step explanation:
22:13 progress 87 percent shift changes you created the following labor plan for truck unloading and box storage during an 8-hour shift. task boxes processed per worker per hour
Answers
A labor plan was created for truck unloading and box storage during an 8-hour shift, with the productivity measured in boxes processed per worker per hour.
To fully answer the question, it is necessary to provide the details of the labor plan, including the specific productivity rates for each task and the number of workers assigned to each task. Without this information, it is not possible to provide a comprehensive explanation. However, the labor plan aims to optimize the efficiency of truck unloading and box storage within the given 8-hour shift. It likely involves assigning workers to different tasks based on their productivity levels and the estimated time required for each task.
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write two inequalities to
compare -12 and -6
write two inequalities to compare 8 and -10
Answers
Answer:
First one: -12 < -6
-6 > -12
Second one:
-8 > -10
-10 < -8
Step-by-step explanation:
Well you just compare them with greater then or less then signs.
(a) y = 5z + x simplify x
Answers
Answer:
x=y−5z
Step-by-step explanation:
y=5z+x
Step 1: Flip the equation.
x+5z=y
Step 2: Add -5z to both sides.
x+5z+−5z=y+−5z
x=y−5z
Answer:
x=y−5z
plz mark me as brainliest
Answer:
x = ay - 5z
Step-by-step explanation:
Solve for x by simplifying both sides of the equation, then isolating the variable.
Melissa and Matt both started a card collection at the same time. Melissa started her card collection with 100 cards and added 13 cards to her collection each week. Matt started his card collection with 130 cards and added 8 cards to his collection each week. After how many weeks did Melissa and Matt have the same number of cards in their collections?
Answers
Answer:
a few weeks
Step-by-step explanation:
A box contains three cards. On one card there is a question mark (Upper Q), on another card there is a pear (Upper P), and on the third card there is a moon (Upper M). Two cards are to be selected at random with replacement. Complete parts (a) through (e) below. a) Determine the number of sample points in the sample space.
Answers
Complete question :
Determine the probability that two pears are selected The probability is(Simplity your answer.)
d) Determine the probability that a card containing a PEAR and then a card containing a question mark are selected
Answer:
(QQ, QP, QM, QP, PP, MP, QM, PM, MM) ;
Step-by-step explanation:
Given :
Marking on card :
Question mark = Q
Pear = P
Moon = M
Selecting two cards with replacement :
Sample space :
_____ Q ____ P _____ M
Q ___QQ ___QP ___ QM
P ___QP ____PP ___ MP
M__ QM ____PM ___MM
(QQ, QP, QM, QP, PP, MP, QM, PM, MM) ;
1/9 ;
2/9
P(selecting 2 pears) = (PP)
P(p) = required outcome / Total possible outcomes = 1 / 9
Card containing a pear and then a question mark ;
(PQ or QP).
P(p) = 1/3 ; P(Q) = 1/3
P(PQ) + P(QP)
(1/3 * 1/3) + (/3 * 1/3)
1/9 + 1/9
(1 + 1) / 9
= 2/9
Shanna deposit 11,500 and leaves the funds in her account for 14 years how much will she have if the interest rate of the bank offered 4.9%
Answers
Hello!
This is a problem about interest rates.
Since we are not given the "[tex]n[/tex]" value, how many times this interest applies per time period, we can assume that we are most likely dealing with simple interest with an annual interest rate.
The simple interest formula is as follows,
[tex]A=P(1+rt)[/tex]
Where [tex]A[/tex] is the total amount, [tex]P[/tex] is the initial principal balance, [tex]r[/tex] is the annual interest rate, and [tex]t[/tex] is time in years.
Since we are given all this information, we can just solve after converting the interest rate of 4.9% to a decimal, which is 0.049.
[tex]A=11500(1+0.049*14)[/tex]
[tex]A=11500(1.686)[/tex]
[tex]A=19389[/tex]
So at the end of the 14th year, Shanna will have $19,389 in her account.
Hope this helps!
Only one correct answer
Answers
Answer:
19
Step-by-step explanation:
ngl its kinda easy 5(2)+3(3) = 10+9 = 19
Answer:19
Step-by-step explanation:5x2=10+3x3=9 so 10+9=19
Diagonalization of Symmetric Matrices Example 1: Consider the matrix. -5] A = 3 -5 3 a) Find the eigenvalues A₁, A₂ of A and find a basis for each eigenspace. = b) Find an orthonormal basis {u₁, u2} for R2 of eigenvectors of A (where Au₁ Au₂ = X₂U₂). A₁u₁ and c) Is A diagonalizable? If A is diagonalizable, find matrices P and D such that A = PDP-¹ d) Plot the eigenspaces of A using the bases found in part a). X2 4 2 X1 -4 2 -2 -4 2
Answers
For the given matrix A, the eigenvalues are A₁ = 4 and A₂ = -6. The matrix A is diagonalizable since it has two linearly independent eigenvectors. The diagonal form of A can be obtained as D = [[4, 0], [0, -6]], and the corresponding matrix of eigenvectors can be expressed as P = [[2, -1], [1, 2]].
To perform diagonalization of the symmetric matrix A, we find the eigenvalues A₁ = -6 and A₂ = 4, and their corresponding eigenvectors. We then normalize the eigenvectors to obtain an orthonormal basis {u₁, u₂} for R². A is diagonalizable, and by using the eigenvectors, we construct matrices P and D such that A = PDP⁻¹. Finally, we plot the eigenspaces using the bases found.
a) To find the eigenvalues A₁ and A₂, we solve the characteristic equation |A - λI| = 0, where I is the identity matrix. The characteristic equation for A yields (λ + 6)(λ - 4) = 0, giving A₁ = -6 and A₂ = 4. To find the eigenvectors, we substitute each eigenvalue into the equation (A - λI)u = 0 and solve for u. For A₁ = -6, we obtain the eigenvector u₁ = [-2, 1]. Similarly, for A₂ = 4, we find the eigenvector u₂ = [1, 2].
b) To obtain an orthonormal basis for R² using the eigenvectors, we normalize u₁ and u₂. The normalized vectors are u₁ = [-2/√5, 1/√5] and u₂ = [1/√5, 2/√5].
c) Since we have two linearly independent eigenvectors, A is diagonalizable. We can construct the diagonal matrix D using the eigenvalues A₁ and A₂ as its diagonal elements, and the matrix P with the eigenvectors as its columns. Thus, A = PDP⁻¹.
d) To plot the eigenspaces, we use the bases found in part a). The eigenspace corresponding to A₁ = -6 is spanned by the vector u₁, and the eigenspace for A₂ = 4 is spanned by the vector u₂. Using these bases, we can visualize the eigenspaces in the coordinate plane.
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A segment in the complex plane has a midpoint at -1+i. If the segment has an endpoint at -5-7i, what is the other endpoint? -9-15i
Answers
Given that a segment in the complex plane has a midpoint at -1+i. If the segment has an endpoint at -5-7i, we need to find the other endpoint.
To find the other endpoint, we can use the midpoint formula which states that the midpoint of a segment is the average of the endpoints of the segment. Let the other endpoint be represented by the complex number z. Then, we have:-1 + i = (-5 - 7i + z)/2Multiplying both sides by 2, we get:-2 + 2i = -5 - 7i + zSimplifying the equation by moving the known values to the left-hand side, we have:z = -2 + 2i + 5 + 7iCombining like terms, we get:z = 3 + 9iTherefore, the other endpoint is 3 + 9i. Thus, the correct option is (D) 3 + 9i.
To find the other endpoint of the segment in the complex plane, we can use the midpoint formula. The midpoint formula states that the midpoint between two complex numbers, z₁ and z₂, is given by:
Midpoint = (z₁ + z₂) / 2
We are given that the midpoint is -1 + i and one endpoint is -5 - 7i. Let's denote the other endpoint as z₂. Using the midpoint formula, we can write:
-1 + i = (-5 - 7i + z₂) / 2
To isolate z₂, we can multiply both sides of the equation by 2:
2(-1 + i) = -5 - 7i + z₂
To simplifying, we have:
-2 + 2i = -5 - 7i + z₂
Now, let's isolate z₂ by subtracting -5 - 7i from both sides:
-2 + 2i + 5 + 7i = z₂
Combining like terms, we get: 3 + 9i = z₂
Therefore, the other endpoint of the segment in the complex plane is given by -9 - 15i.
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The given information is that in the complex plane, a segment has its midpoint at -1+i. The segment has an endpoint at -5-7i. It is asked to find the other endpoint of the segment.
Thus, the other endpoint of the segment is -9 + 9i.
The midpoint of the segment is given as follows:
Midpoint = (endpoint1 + endpoint2) / 2
-1+i = (-5-7i + endpoint2) / 2
Multiplying both sides of above equation by 2, we get:
-2 + 2i = -5 - 7i + endpoint2
endpoint2 = -2 + 2i + 5 + 7i
endpoint2 = -9 + 9i
Therefore, the other endpoint of the segment is -9 + 9i.
Thus, the answer for this question is -9+9i.
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A null and alternative hypothesis are given. Determine whether the hypothesis test is left-tailed, right-tailed, or two-tailed. Hoi 3.1 Ha 3.1 What type of test is being conducted in this problem?
A. Two-tailed test
B. Left-tailed test
C. Right-tailed test
Answers
The given null and alternative hypotheses, Hoi 3.1 and Ha 3.1, indicate that the hypothesis test is a two-tailed test.
In hypothesis testing, the null hypothesis (Hoi) represents the claim or assumption that is being tested, while the alternative hypothesis (Ha) represents the opposing claim or the hypothesis that the researcher is trying to support. The directionality of the test is determined by the alternative hypothesis.
In this case, the null hypothesis is stated as Hoi 3.1, and the alternative hypothesis is stated as Ha 3.1. Without knowing the specific details of the hypotheses, it can be determined that the test is two-tailed based on the notation used. The presence of two distinct hypotheses (Hoi and Ha) indicates that the test considers both directions of the distribution.
A two-tailed test is used when the alternative hypothesis does not specify a particular direction of the effect or relationship being tested. It is designed to determine whether the observed results are significantly different from the null hypothesis in either the positive or negative direction.
Therefore, the correct answer is A. Two-tailed test.
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Will mark brainliest if you get the correct answer.
Answers
Answer:
2×2×5×7=20×7=140
2×3×6×7=36×7=252
252+140=392
Solve the stimultanious equations
Answers
Answer:
x = -1 /2= -0.5 y = 15 /10= 1.5
I'm sorta to lazy to do this so someone help plz?
Answers
How high is the hand of the superhero balloon above the ground?
The hand is ____ feet above the ground.
Answers
Answer: the answer is 66
Step-by-step explanation:
PLS ANSWER THIS ASAP
The image below shows two parallel lines and an intersecting transversal line. What is the degree measures of angles 1 and 2?
Answers
the answer is A because 1 is the same as 78
Jack and Andrea want to create a right triangle together using values of x and y and the polynomial identity to generate Pythagorean triples. If Andrea picks a value of x = 2, and the hypotenuse of the resulting right triangle is 5, what natural number value of y did Jack pick?
y = 1
y = 4
y = 2
y = 3
Answers
Answer:
I think the answer could be y=3 or y=2
it could be something else tho im sorry
Answer:
y=2
Step-by-step explanation:
40
in.
in?
What is the area of this trapezoid?
b2 = 5 in.
h = 4 in.
2 in.
3 in.
b = 10 in.
Answers
Dexamethasone 12 mg IV push Drug available: Dexamethasone 4 mg/5 mL How many milliliters would be needed to be drawn up for one dose?
A. 3 ml
B. 2.4 ml
C. 10 ml
D. 15 ml
Answers
The correct answer is option B) 2.4 ml. The 2.4 milliliters would be needed to be drawn up for one dose.
To calculate the amount of Dexamethasone 4 mg/5 mL needed for a 12 mg dose, we can use a simple proportion:
4 mg / 5 mL = 12 mg / x
Cross-multiplying, we get:
4 mg * x = 60 mg
x = 60 mg / 4 mg/mL
x = 15 mL
Therefore, to administer a 12 mg dose of Dexamethasone using the available drug concentration of Dexamethasone 4 mg/5 mL, we need to draw up only 2.4 mL.
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Determine whether there is a significant difference in the pattern of rankings for the 26 American and 41 European male tennis players included in the top-100 seeded players on the pro-tennis tour.
Answers
To determine whether there is a significant difference in the pattern of rankings for the 26 American and 41 European male tennis players included in the top-100 seeded players on the pro-tennis tour, a statistical analysis can be conducted.
Statistical analysis would include a two-sample t-test or an ANOVA test to compare the means of the two groups (American and European players). If the p-value obtained is less than the level of significance (usually 0.05), then there is a significant difference between the pattern of rankings of the two groups.The rankings of players will also be taken into account. If there is a significant difference between the two groups, then further analysis can be done to determine the cause of the difference. Possible factors that could contribute to the difference include training regimes, genetics, playing surfaces, and mental preparation, among others.
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There is no significant difference in the pattern of rankings between these two groups of players.
To determine whether there is a significant difference in the pattern of rankings for the 26 American and 41 European male tennis players included in the top-100 seeded players on the pro-tennis tour, we need to perform a statistical analysis using appropriate tests such as the t-test or ANOVA (Analysis of Variance).
The null hypothesis for this test would be that there is no significant difference in the pattern of rankings between the American and European male tennis players included in the top-100 seeded players on the pro-tennis tour.
The alternative hypothesis would be that there is a significant difference in the pattern of rankings between these two groups of players.
If the p-value obtained from the test is less than the chosen level of significance (usually 0.05), then we can reject the null hypothesis and conclude that there is a significant difference in the pattern of rankings for the American and European male tennis players included in the top-100 seeded players on the pro-tennis tour.
On the other hand, if the p-value is greater than the level of significance, we fail to reject the null hypothesis and conclude that there is no significant difference in the pattern of rankings between these two groups of players.
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Algebra complete the table right the expression that can be used to find the missing value in the second row