aangelnp
aangelnp aangelnp
  • 02-03-2020
  • Mathematics
contestada

Let f(x) = 2 ^ x ; its inverse is f ^ - 1 * (x) = log2 x . If f(5) = 32 , what is f ^ - 1 * (32) ?

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tramserran
tramserran tramserran
  • 02-03-2020

Answer:  5

Step-by-step explanation:

f(x) = 2ˣ                   f⁻¹(x) = log₂ x

f(5) = 2⁵                f⁻¹(32) = log₂ 32

     = 32                         = log₂ 2⁵

                                      =  5

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