Q. 403.7( 3 Votes )

Let f :R →< A.

B.

C.

D. 5 – x

Answer :

Given that, f(x) = x3 + 5


Let f(x) = y


y = x3 + 5


y – 5 = x3


x3 = y – 5



[ f(x) = y, x = f-1(y)]


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