3 years ago

If f(x)=3x+2, find f(f^-1(14))

Mathematics

2 answers:

Paha777 [63]3 years ago

8 0

Answer:

Step-by-step explanation:

krek1111 [17]3 years ago

6 0

F(x) = 3x + 2x = 3f-1(x) + 2x - 2 = 3f-1(x)(x - 2)/3 = f-1(x)(14 - 2)/3 = f-1(14)12/3 = f-1(14)4 = f-1(14) f(f-1(14)) = f(4)f(4) = 3(4) + 2f(4) = 12 + 2f(4) = 14 A function and its inverse are inverse operations, like addition and subtraction. They undo each other. f(f-1(x) = x

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