(A) 6If f: R â R such that f(x) = 3r-4 then which of the followin – InterviewSolution

1.

(A) 6If f: R â R such that f(x) = 3r-4 then which of the following isf-1 (x) ?(B) 4(C) 2(D)U

Answer»

f(x) = 3x - 4 = y

x =( y + 4)/3

So, f inverse (x) = (x+4)/3

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