Q. 424.0( 4 Votes )

Let <img wi A. f–1 (x) = f (x)

B. f–1 (x) = – f (x)

C. (f o f) x = – x

D.

Answer :

Given that,


Let f(x) = y



(5x-3)y = 3x+2


5xy-3y = 3x+2


5xy–3x = 2+3y


(5y-3)x = 2+3y



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



f-1(x) = f(x)

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