Q. 455.0( 1 Vote )

Let f : N → A. 1

B. 1

C. 7/2

D. None of these

Answer :

Given that, and g (x) = x + 2

Now,

gof(x) = g(f(x))

⇒

⇒ 1+2 = 3

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Let f : N → A. 1B. 1C. 7/2D. None of these