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Noahpatchett0go
Noahpatchett0go
Mathematics
Answered
if f(x) = 2/3x + 9, find f^-1(x)
Answer :
Mhanifago
Mhanifago
Answer:
Option D
Step-by-step explanation:
Given function:
f(x) = 2/3x + 9
Find its inverse:
x = 2/3*f⁻¹(x) + 9
2/3*f⁻¹(x) = x - 9
f⁻¹(x) = 3/2(x - 9)
f⁻¹(x) = 3/2x - 27/2
Correct choice is D
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