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5 September, 16:25

Given the function f (x) = 3^x, find the value of f^-1 (27).

= 1

= 3

= 9

= 81

+3
Answers (1)
  1. 5 September, 16:35
    0
    Answer is 3. You will have to find f^-1 (x) before substituting 27 into x of f^-1 (x). Apply log concept too.
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