what is the value of 9^-1/2

Answers

Answer 1

Answer:

81-1/2

80/2

40 and right than say

Answer 2

Answer:

[tex]\frac{1}{3}[/tex]

Step-by-step explanation:

Using the rule of exponents/ radicals

[tex]a^{-m}[/tex] ⇔ [tex]\frac{1}{a^{m} }[/tex]

[tex]a^{\frac{1}{2} }[/tex] ⇔ [tex]\sqrt{a}[/tex]

Given

[tex]9^{-\frac{1}{2} }[/tex]

= [tex]\frac{1}{9^{\frac{1}{2} } }[/tex]

= [tex]\frac{1}{\sqrt{9} }[/tex]

= [tex]\frac{1}{3}[/tex]


Related Questions

help with question 1 plssssss

Answers

its answer comes in point

Step-by-step explanation:

3a+5a+12=90

8a=90-12

8a=78

a=78/8

a=9.75

if it is wrong than tell me plzzz

what is a term called that has no variable? constant or coefficient

Answers

Answer: It is constant

Answer:

Constant.

Step-by-step explanation:

Constants are any number that does not have a variable such as x or y, so if they do not have variables, there definitely would not have coefficients. Examples of constants are 2, 5 and 67.

Coefficients are like the 2 in 2x, the 5 in 5y and the 67 in 67xy. All of these numbers have a variable.

Does anyone know the answer to this ??

Answers

Answer:

The answer is y = 4x

Step-by-step explanation:

Y is constantly changing by 1, 4x simple explains that for each change in y, the change in x is 4 times greater.

Answer:

You got it right , y=4x lol

Step-by-step explanation:

What can equal 628 by multiplying? These things can be soooo challenging these days.

Answers

Answer:

314 * 2

Step-by-step explanation:

what do you do with points

Answers

Answer: i think you need them to ask questions

Step-by-step explanation: whenever you ask a question it shows your questions and how many you need, so you have to answer questions to get some.

Kurt has 26 plant on his porch his neighbor gives him p more plants. Now he has 31 plants in all a. Write an equation to represent the situation

Answers

Answer:

26 + 5 = 31

Step-by-step explanation:

Please pick me as brainliest

Answer:

31-26=p

Step-by-step explanation:

if you need the p value, its 5

to find the p value, subtract 26 from 31

hope this helps

please mark brainliest

Mr and Mrs. Brown bought a new kitchen table kitchen table for $450. it was 75% of the original price. Determine the original price of the kitchen table

Answers

600$ just do 450/3 to get 150 and add that to 450

When you solve y = x/4 - 6 for x, which equation is the result?

Answers

Final Answer: [tex]x = 4(y + 6)[/tex]

Steps/Reasons/Explanation:

Question: When you solve [tex]y = \frac{x}{4} - 6[/tex] for x, which equation is the result?

Step 1: Add [tex]6[/tex] to both sides.

[tex]y + 6 = \frac{x}{4}[/tex]

Step 2: Multiply both sides by [tex]4[/tex].

[tex](y + 6)[/tex] × [tex]4 = x[/tex]

Step 3: Regroup terms.

[tex]4(y + 6) = x[/tex]

Step 4: Switch sides.

[tex]x = 4(y + 6)[/tex]

~I hope I helped you :)~

A towel set consisting of a towel and 6 napkins cost rupees 200 if the cost of each napkin is rupees 95 less than the cost of the towel what is the cost of the towel

Answers

Answer:

The towel costs 110 rupees

Step-by-step explanation:

Let n be napkins, and t be towels. Then:

6n+t=200

and

n=t-95

So:

6(t-95)+t=200

7t-570=200

7t=770

t=110....................

Among the set of towels and napkins, the cost of the towel will be equal to 110 rupees.

What is an expression?

Mathematical actions are called expressions if they have at least two terms that are related by an operator and include either numbers, variables, or both. Adding, subtraction, multiplying, and division are all reflection coefficient operations. A mathematical operation such as reduction, addition, multiplication, or division is used to integrate terms into an expression.

As per the data given in the question,

Assume that n is for napkins, and t is for towels then,

6n + t = 200  (i)

Also,

The cost of the napkin is rupees 95 less than the towel,

n = t - 95 (ii)

Use equations (i) and (ii)

6(t-95)+t=200

7t-570=200

7t=770

t=110

To know more about Expressions:

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Juanita is making bread. She needs 3 1/2 cups of flour. Juanita only has 1/4 measuring cup. How many cups of flour will Juanita u see to prepare the bread

Answers

Answer:

if she uses a 1/4 measuring cup she would need to get 14 1/4 cups of flour

Step-by-step explanation:

answer correctly and i will give brainliest

Answers

Answer:

$25 per month

Step-by-step explanation:

What we know:

3 months of a gym membership costs $75.

6 months cost $150.

To find the unit rate, divided 75 by 3, or 150 by 6.

150/6 = 75/3 = 25/1 = $25 per month

This graph is an example of
A. a linear function
B. a nonlinear function
C. neither a linear nor nonlinear function - it is not a function at all

Answers

Answer: C

Step-by-step explanation:

If two sides of a triangle are 4 inches and 6 inches, determine the possible lengths of
the third side.
O 4 inches < x < 6 inches
O 2 inches < x < 10 inches
O 4 inches < x < 10 inches
O 5 inches < x < 11 inches

Answers

Answer:

4 inches < X < 6 inches because it says that 1 side of the triangle is 4 inches and the other side of the triangle is 6 inches.

One of the base angles of an isosceles triangle is 40°. Which is the triangle classification according to its
angles?
A. acute
B. right
C! obtuse
D. equiangular
Please help

Answers

Answer:

C. Obtuse

Step-by-step explanation:

Find the median number of flying saucers.

Answers

1, 2, 4, 8, 21, 27

4+8= 12

12÷2= 6

Answer:

6

help me please im dumb

Answers

Answer:

I believe the answer is true.

Step-by-step explanation:

Parentheses are the first operation in PEMDAS but when there is brackets I was always told to do what was inside them first. Hope this helps <3

Answer:

its true.

because BEDMAS.

^

|

B( bracket )

Given the following system, what should the second equation be multiplied by so that x is eliminated?
4x−y=9

x+3y=12

answers:
4

−13

13

−4

Answers

Answer:

-13

Step-by-step explanation:

Answer:

D.  -4

Step-by-step explanation:

I just did the quick check.  The other person is incorrect.

29 of the first 42 presidents of the United States were lawyers. What percentage of these presidents were lawyers? (Give answer to nearest 1%) Show work

Answers

Answer:

62

Step-by-step explanation:

divide 29 by 42 and multiply the answer by 100

Answer: 69.05%

Step-by-step explanation:

21=50%

10.5=25%

Round the numbers to estimate the quotient.

29 and one-fifth divided by 4 and StartFraction 6 over 7 EndFraction

Which numbers should be used?


÷

The estimated quotient is

Answers

Answer: 29 divided by 5                   5 4/5

Step-by-step explanation: EDGE 2022

Gina will pay $14 for the
fabric at a craft store. The tax rate is 8.5%. How much will she pay for her fabric including tax?

Answers

Answer:

$15.19

Hope this helped!

Step-by-step explanation:

Write an equation

8.5% of 14 =

Convert percent into decimal:

8.5% = 0.085

"Of" means to multiply so multiply 0.085 to 14

0.085 x 14 = $1.19

14 + 1.19 = 15.19

A shoe store pays 1980$ a month for rent. The average profit on each pair of men's shoes is $25, and the average profit on each pair of wemons shoes is $65. They usually sell 3times as many pairs of wemons shoes as men's.How many pairs of shoes of each type of shoe must the store sell each month to pay the rent?

Answers

Answer:

Number of men's shoes = x = 9 shoes

Number of women's shoes = y = 27 shoes

Step-by-step explanation:

A shoe store pays 1980$ a month for rent. The average profit on each pair of men's shoes is $25, and the average profit on each pair of wemons shoes is $65. .How many pairs of shoes of each type of shoe must the store sell each month to pay the rent?

Number of men's shoes = x

Number of women's shoes = y

The system of equations is given as:

$25 × x + $65 × y = $1980

25x + 36y = $1980..... Equation 1

They usually sell 3times as many pairs of wemons shoes as men's

y = 3x

25x + 65y = $1980..... Equation 1

25x + 65(3x) = 1980

25x + 195x = 1980

220x = 1980

x = 1980/220

x = 9 shoes

y = 3x

y = 3(9)

y = 27 shoes

Number of men's shoes = x = 9 shoes

Number of women's shoes = y = 27 shoes

Please does anyone know the correct answer choice for this question!!!????

Answers

Answer:

(3:-2) bc u must substitute -2 in for y in the 2th equation

Answer:(3,-2) so the first point

On laisse tomber une balle d'une hauteur de 1m.
A chaque rebond, elle rebondit aux 3/4 de la hauteur d'où elle est tombée.
Quelle hauteur, en cm, la balle atteint-elle au cinquième rebond ? Donner une valeur approchée à l'unité près.

Answers

.......................

Which side lengths form a right triangle?
Choose all answers that apply.
A. square root of 2, square root of 3, square root of 4
B. square root of 8, 3, square root of 17
C. 5, 6, 8

Answers

Answer: choice B

Explanation: Go through each answer choice and try the Pythagorean theorem to see if it works. This is because a right triangle’s side lengths are described by the Pythagorean theorem. one side^2 + second side^2 = longest side^2. In a right triangle, this equation will be true. Let me show you what I mean

For answer choice A:

(root 2)^2 + (root 3)^2 = (root 4)^2

2 + 3 = 4

5 = 4

5 does not equal 4. Therefore it cannot be A.

For answer choice B:

(root 8)^2 + (3)^2 = (root 17)^2

8 + 9 = 17

17 = 17

this is true! therefore this is a right triangle and it’s B

Dimensions √17, 3, and √8 are the dimension of the right triangle. Thus, the correct option is B.

What is a Pythagoras theorem?

If the dimension satisfies the Pythagorean equation, then the triangle is a right-angle triangle.

The Pythagoras theorem states that the sum of two squares equals the squared of the longest side. The Pythagoras theorem formula is given as,

H² = P² + B²

Let's check the second option, then we have

(√17)² = 3² + (√8)²

17 = 9 + 8

17 = 17

Thus, the correct option is B.

More about the Pythagoras theorem link is given below.

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HELP

How much can the Owen family expect to pay, per year, to raise the child from birth to 18 years of age?

A)$11,378
B)$12,846
C)$13,188
D)$13,458​

Answers

it is A because the amount of money needed to raise a child divided by 18 is 11,378

The Owen family expect to pay, per year, to raise the child from birth to 18 years of age is $18203.

What is the unitary method?

The unitary method is a technique for solving a problem by first finding the value of a single unit, and then finding the necessary value by multiplying the single unit value.

Given that,

Cost of raising a child            in 2 years

Birth to 5 years old                $65,250

5 to 18 years old                    $139,560

4 y Public college                  $24,382

4 y private college                 $98,470

Here, total money = 65,250+139,560+24,382+98,470

= $327662

Money to raise in a year = 327662/18

= $18203

Therefore, the Owen family expect to pay, per year, to raise the child from birth to 18 years of age is $18203.

To learn more about the unitary method visit:

brainly.com/question/22056199.

#SPJ5

I need help with 11.

Answers

Answer:

Step-by-step explanation:

last one

IM HONESTLY DESPERATE THIRD TIME DOING THIS WILL BRAINLEIST- what are some similarities and differences of incenter and circumcenter of triangles?

Answers

Answer:

Incenter is the point for a triangle where the center of the circle that will be drawn to be tangent to all three sides of the triangle, the circle will be inside (inscribed within ) the triangle. The incenter is the point where all three angle bisectors of the triangle intersect. The incenter is the point that is equidistant from all three sides of the triangle. The perpendicular distance to each side will be a radius of the incenter circle

Circumcenter is the point for a triangle where the center of the circle that will be drawn that is tangent to all three vertices of the triangle. The circle will be outside (circumscribed about) the triangle. The circumcenter is the point where all three perpendicular bisectors of the sides of the triangle intersect. The circumcenter is equidistant to all three vertices of the triangle.The radii of the circle will touch each of the three vertices of the circle .

H
SSS
SAS
ASA
AAS
HL
cannot determine

Answers

Answer:

last answer

Step-by-step explanation:

If the tree cast a shadow of 40 feet, how tall is the tree? A. 30 feet. B.35 ft. C.40 ft. D.45 ft.

Answers

Answer:

A)30feet

Step-by-step explanation:

Answer:

A. 30 feet

Step-by-step explanation:

This is a right triangle

Using Pythagorean theorem we can find the height:

x² + 40² = 50²x² = 2500 - 1600x² = 900x = √900x = 30 ft

Option A is correct

A club will create t-shirts for a fundraiser. The club members need to compare the cost of creating the t-shirts between
two companies. Company A charges $30 for setup, plus $5 per t-shirt. Company B charges $15 for setup, plus $7 per
t-shirt. The situation is shown on the graph below. Which option best interprets the results from the graph?
A) For orders less than or equal to 7 shirts,
the cost of using Company A is less.
B) For orders less than or equal to 8 shirts,
the cost of using Company A is less.
C) For orders less than or equal to 7 shirts,
the cost of using Company B is less.
D) For orders less than or equal to 8 shirts,
the cost of using Company B is less.

Answers

It’s D). You’re welcome :)
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