4 years ago

Select the correct answer. Find the inverse of function f. f(x) = 1/2x + 7

Mathematics

1 answer:

timofeeve [1]4 years ago

7 0

Answer:

f'(x)= 2x - 14

Step-by-step explanation:

change f(x) to y y = 1/2x + 7

switch x and y x = 1/2y + 7

multiply everything by 2 to cancel the denominator 2x = y + 14

solve for y 2x - 14 = y

then change y to f'(x) f'(x) = 2x - 14

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