Final Answer: 
Steps/Reasons/Explanation:
Question: Which expression is equivalent to 
<u>Step 1</u>: Expand by distributing terms.
×
× 
<u>Step 2</u>: Simplify
×
to
.
× 
<u>Step 3</u>: Simplify
×
to
.

<u>Step 4</u>: Remove parentheses and add.

~I hope I helped you :)~
Rewrite the parabola in standard form and use this formula to find the vertex (h,k).
= (2,-1)
$20 because 10% of 40 is 10 and the price now is 40 so 2 years before would have been 20
ANSWER

EXPLANATION
The given function is

This function is defined for values where the denominator is not equal to zero.


The domain is

Or
