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25

Select the correct answer.
Find the inverse of function f.
90 +7
OA. ;-) = 7x + 9
O B. -(t) = - 3
oc $(x) = 51 -
OD. 11(x)
-907
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25 Select the correct answer. Find the inverse of function f. 90 +7 OA. ;-) = 7x + 9 O-example-1
User Lothar
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1 Answer

6 votes

Answer:

Explanation:

The given function is f(x) = 9x + 7. To find the inverse function:

1. Replace "f(x) = " with "y = ": y = 9x + 7

2. Interchange x and y: x = 9y + 7

x - 7

3. Solve this result for y: 9y = x - 7, or y = ---------------

9

This is the same result as given answer B.

User SMaN
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