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Mathematics

Answered

if f(x) = 2/3x + 9, find f^-1(x)

If Fx 23x 9 Find F1x class=

Answer :

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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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