3 years ago

What is the value of 11x^-3 y^-1 for x=-1 and y=2

Mathematics

1 answer:

andrey2020 [161]3 years ago

3 0

Answer:

-11/2

Step-by-step explanation:

Put the numbers into the expression and do the arithmetic.

$11(-1)^{-3}2^{-1}=\dfrac{11}{(-1)^3}\cdot\dfrac{1}{2^1}=\dfrac{-11}{2}$

You might be interested in

What is the slope of the line that passes through the points (-4,-4) and (-4,9)? Write answer in simplest form and explain how y

Ira Lisetskai [31]

There is no slope, it’s undefined. you get this by doing 9-(-4)/-4-(-4). this comes out to 13/0, and anything over zero is undefined. hope this helped

4 0

3 years ago

Pls help I hate math rectangular prism

nekit [7.7K]

Answer:

$352.5cm^{2}$

Step-by-step explanation:

$A=3Rectangles+2Triangles\\=3*7.5*13.5+2*.5*6.5*7.5=352.5cm^{2}$

8 0

2 years ago

A catering company charges $300 plus $40 per guest for a wedding. Sarah and Eric do not want to spend more than $5,000 on cateri

pychu [463]

Y=300+40g
Y=5000
5000=300+40g
-300
4700=40g/40
117.5=g
About 117 people without going over budget.

5 0

3 years ago

What is a common denominator for 5/12 and 2/9

hram777 [196]

because the denominator is on the bottom, you have to find a number which both 12 and 9 can be divided by. In this case the only answer that isn't a decimal is 3

4 0

3 years ago

Read 2 more answers

!GEOMETRY! does any get the questions for 8-10 and the other 10 as well. If i so please help, we have a test on these so please

denis23 [38]

Answer:

Answer:8: -4/7x+1 9: y=-x+1

Step-by-step explanation:

I dont knwo the rest just put into slope intercept form

7 0

3 years ago