Factorize the numerator as a difference of squares:

Then if
, the
factors will cancel:

so the answer is B.
The inverse is:

Further explanation:
Given function

<u>Step 1: Replacing f(x) with y</u>

<u>Step 2: Replacing x with y and y with x</u>

<u>Step 3: Solving the equation for y</u>

<u>Step 4: Replacing y with f-1(x)</u>

So, the inverse is:

Keywords: Functions, Inverse of function
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If it is homework i cant help you
sorry
Answer:
84
Step-by-step explanation:
126/42 = 3 Find the long side proportion
28 x 3 = 84 multiply by proportion
Answer: 1 orange would be 50 cents.
b) the ordered pairs 12,10 means that there are 12 pounds of oranges and they cost $10 dollars
Step-by-step explanation: