Is –√9 an irrational number?

Answers

Answer 1

Answer:

no

Step-by-step explanation:

–√9 = 3

if it equals a decimal it is irrational.

Answer 2

Answer:

The answer of this is the calculator


Related Questions

A model car is built to a scale of 1 in. : 2.5 ft. If the model is 5.8 in. Long how long is the car in real life?

Answers

Answer:

14.5 ft

Step-by-step explanation:

We are told that the model car is built to a scale of 1 in. : 2.5 ft.

That means 1 inches represents 2.5 ft in actual measurement.

Thus, for a 5.8 inch long model, the real life measurement is;

(5.8 inch × 2.5 ft)/1 inch = 14.5 ft

Help me ASAP 10 points plsssss helpppp

Answers

Answer:

its just 31^2=25^2 + b^2

Step-by-step explanation:

Which input value produces the same output value for
the two functions?
O x= -12
O x= -9
O x= -6
O X=-3
HELP PLEASE

Answers

Answer

-6

Step-by-step explanation:

Took test

what is m?

please help

Answers

Given:

[tex]\Delta ABC\sim \Delta QRS[/tex]

To find:

The missing value of m.

Solution:

We have,

[tex]\Delta ABC\sim \Delta QRS[/tex]

Corresponding parts of similar triangles are proportional.

[tex]\dfrac{AB}{QR}=\dfrac{AC}{QS}[/tex]

Putting the given values, we get

[tex]\dfrac{m}{10}=\dfrac{2}{4}[/tex]

[tex]\dfrac{m}{10}=\dfrac{1}{2}[/tex]

Multiply both sides by 10.

[tex]\dfrac{m}{10}\times 10=\dfrac{1}{2}\times 10[/tex]

[tex]m=5[/tex]

Therefore, the value of m is 5.

WILL GIVE BRAINLIEST PLS HELP !!

Answers

Answer:

red

Step-by-step explanation:

I did it too I know it is red

help plzzz ill give extra points dawg

Answers

Answer:

The answer is z= 7.5

Step-by-step explanation:

Answer:

Step-by-step explanation:

56

I need help! Please! 30 points!

Answers

I'm sorry and I feel that your probably going to get mad, but we can't answer this question without knowing what those drag-and-drop options are! I hope that you can quickly re-post this, and then I will be able to help you! Sorry!

Miri

Which expression finds the length of side y of this right triangle? Math item stem image

Answers

Answer: X

Step-by-step explanation:

Y intercept

Answer:

x=the square root of 5 squared + 8.5 squared which is the top right one

Step-by-step explanation:

What is the equation of the line that has a slope of 3/10 and goes through (-10, -17)?​

Answers

y+17=3/10(x+10)
Point slope form

Help me I neeeeeeede itttt

Answers

Answer:

True

Step-by-step explanation:

7.613 rounded to the nearest tenth is 7.6

convert the expression [tex]\sort[4]{3}[/tex] into exponential form

Answers

Answer:

what is this ?

Step-by-step explanation:

Heather purchased a prepaid phone card for $30 . Long distance calls cost 14 cents a minute using this card. Heather used her card only once to make a long distance call. If the remaining credit on her card is $28.18 , how many minutes did her call last?

Answers

I belive it took 13 minuites but I’m not positive

Answer:

13 Minutes

Step-by-step explanation:

30-28.18=1.82

1.82 devided by 0.14= 13 minutes

answer 13 minutes

What is the slope of this line?​

Answers

Answer:

zero

Step-by-step explanation:

there is no slope because the line is horizontal

I need help with this question! ​

Answers

Answer:

Meg needs the part.

Steve needs the percent.

Step-by-step explanation:

This is a weird question that I've never seen before. But, anyway....

Meg is given the percentage (50%) and the total (16 dogs). Steve has the total (35) and the part (7) but not the percentage.

Solve for y.
3x + 4y = z
-----------------

Answers

Answer:

y= z-3x/4

Step-by-step explanation:

4y=z-3x

y=z-3x/4

Answer:

[tex]y=\frac{z-3x}{4}[/tex]

Step-by-step explanation:

[tex]3x+4y=z[/tex]

Subtract 3x from both sides:-

[tex]3x+4y-3x=z-3x[/tex]

[tex]4y=z-3x[/tex]

Divide both sides by 4:-

[tex]\frac{4y}{4}=\frac{z}{4}-\frac{3x}{4}[/tex]

[tex]y=\frac{z-3x}{4}[/tex]

OAmalOHopeO

i don't understand how to solve it​

Answers

Step-by-step explanation:

f(-4) = 5x

f(-4) = 5 . -4

f( -4) = -20

same for the

f(1)

so, when x is 4 The f (x) =5 x we get f(-4) = (5) multiply minus 4 Which equals to minus 20, We keep finding the value to fill the boxes

PLS HELP !! I WILL GIVE BRAINLIEST !!! I JUST NEED THE ANSWER WITH A SENTENCE EXPLANATION !!!

Answers

Answer:

Blue

Step-by-step explanation:

Hard to explain just trust.

Answer:

Blue

Step-by-step explanation:

because A has a right angle so it's

Julie works at a pizza place in Phoenix. She receives a 15% discount on any pizza that she buys. If a large pizza costs $14.00, what is the amount of Julie’s discount? What is the final cost of her pizza?

Answers

Answer:

The final cost of her pizza is $11.90

Step-by-step explanation:

First we need to convert 15% into a decimal, which is 0.15.

Now we multiply $14 and 0.15.

$14 × 0.15 = $2.10.

Now we subtract $2.10 from $14.00.

$14.00 - $2.10 = $11.90

A supermarket purchases chickens wholesale from a farm for $4 each. The store then marks up the chickens 50%. After 10:00 p.m., the supermarket marks down the price of the chickens by 50% to make sure they all sell before the store closes. Which statements are true about the price of a chicken? Check all that apply.

O) The marked up price of a chicken is $6 before 10:00 p.m.
O) The 50% markdown is taken off the marked-up price.
O) The chickens sell for $4 after 10:00 p.m., because the 50% markup and 50%
O) markdown cancel each other out.
O) The 50% markdown is taken off the $4 wholesale price.

Answers

Answer:

a- the marked up price of a chicken is $6 before 10pm

b- the 50% markdown is taken off the marked up price

Answer:

A and B

Step-by-step explanation:

1 1/5 divided by 3 4/5

Answers

Answer:

6 /19

≅ 0.3157895

Step-by-step explanation:

Answer:

6/19

Step-by-step explanation:

This is your answer because first you have to make the to mixed fractions to improper fraction 6/5 and 22/5 are your improper fractions from there you divide them and that's how you get your answer

Hope this helps:)

Pls mark me brainlist

john wants to earn money over the summer mowing lawns to buy several CD's which will cost $59. He earns $14 for each lawn he mows. How many days will john have to mow to earn enough money?

Answers

Answer:

5 days if he only does one lawn every day

Step-by-step explanation:

A set of average city temperatures in December are normally distributed with a mean of 16.3 degrees C and a standard deviation of 2 degrees C.
∘What proportion of temperatures are between 12.9 degrees C and 14.9 degrees C?
you may round your answer four decimal places.

Answers

Answer: 0.1974

Step-by-step explanation:

z1 = (12.9 - 16.3)/2 = (-3.4)/2 = -1.7

Z2 = (14.9 - 16.3)/2 = (-1.4/2) = -0.7

“Z table”

Z1= -1.7 ~ 0.0446

Z2 = -0.7 ~ 0.242

0.2420 - 0.0446= 0.1974

Help Help Help Help please
Brainliest if correct

Answers

Answer:

least to greatest

|y-z|

|x-y|

|x-z|

z

Step-by-step explanation:

If george drives at a steady rate of 65 miles per hour, how many miles will he travel in 1.5 hours

Answers

He will travel the distance of 97.5 miles

pahelp badly needed!!!!​

Answers

Answer:

Step-by-step explanation:

1. 2x - 28

2. 6x3 - 4x2 + 2x

3. x2 + 7x + 12

4. m2 - 4mn + 21n2

5. x2 - 9x + 18

If a line goes through the following two points: (0,-2) and (3,4), the slope of the line is:

Answers

Answer:

y = 2x – 2

Step-by-step explanation:

These equations represent the number of bacteria in four different dishes as a function of time, t,
in days. Which equation represents the population with the greatest growth factor?
A
a(t) = 1000
(65)
t
B
b(t) = 800
50
t
Ос
c(t) = 600 o
5
2
D
d(t) = 400 • 3+

Answers

Answer:

D i believe.

Step-by-step explanation:

Hope this helps :)

The equation with the greatest growth factor is d(t) = 400 . 3^t

Correct option is D.

As per the given data:

Equations representing the number of bacteria in four different dishes as a function of time, t in days, are given.

To find out the equation with the greatest growth factor:

Growth Factor = Term whose power is raised to t.

For option (A), Growth Factor = (5/6) = 0.834

For option (B), Growth Factor = (1/50) = 0.02

For option (C), Growth Factor = (5/2) = 2.5

For option (D), Growth Factor = (3) = 3

Hence, the equation with the greatest growth factor is d(t) = 400 . 3^t

To learn more about equation, click:

brainly.com/question/10413253

#SPJ2

Complete the table. Round to the nearest cent if necessary.

Item Price Markup % Markup Retail Price
Shoes $75.05 32% $
$

Answers

Answer: 99.07$
Steps: First turn 32% into a decimal by moving the decimal right 2 places. You get 0.32. Then multiply 75.05$ by your decimal. You get 24.016. Add that to 75.05 and round your cent up, getting 99.07$ Sorry if i am incorrect this is my first answer. Hope I helped :)

What is $2.75 in cents

Answers

275 cents
100 times 2 is 200
200 plus 75 is 275
So it’s 275 cents

To convert dollar into cents, we need to multiply by 100. Thus, the total amount is equivalent to 275 cents.

Given:

Given amount is $ 2.75.

According to question, we have to convert currency of dollar into cents.

Conversion of amount from dollar to cent can be done as,

[tex]1\;\$=100\;\rm{cents}\\ \$\;2.75=\$\;\frac{275}{100}\\=\frac{275}{100}\times 100\;\rm{cents}\\=275\;\rm{cents}[/tex]

Therefore, the total amount in cents is 275 cents.

Learn more about dollar to cent conversion here:

https://brainly.com/question/14790293

Can someone help please. I will give brainliest :)

Answers

Answer:

the answer is C bcuz when you add 77 with 99 you get 176 and 176 is only divisible with 11

Step-by-step explanation:

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