Answer:
x²-2x-99
Step-by-step explanation:
(x-11)(x+9) - foil method
x times x = x squared
x times 9 = 9x
-11 times x = -11x
-11 times 9 = -99
x squared + 9x + 11x + -99
x squared-2x-99
Answer:
<h2>1529.4 m³</h2>
Step-by-step explanation:
Volume of a pyramid can be found by using the formula

a is the area of the base
h is the height
Since the base is a square we have

We have the final answer as
<h3>1529.4 m³</h3>
Hope this helps you
Answer:
<h2>No. D ) ( h^2 - 4h + 2 ) / h is correct</h2>
Step-by-step explanation:
( 8h^5 - 32h^4 + 16h^3 ) / 8h^4
= ( 8h^3( h^2 - 4h + 2 ) / 8h^4
= ( h^2 - 4h + 2 ) / h
Answer:

Step-by-step explanation:
Given
See attachment for circles
Required
Ratio of the outer sector to inner sector
The area of a sector is:
For the inner circle

The sector of the inner circle has the following area

For the whole circle

The sector of the outer sector has the following area

So, the ratio of the outer sector to the inner sector is:


Cancel out common factor

Express as fraction
