Let f : N → R : f(x) = (2x−1)/2 and g : Q → R : g(x) = x + 2 be two functions. Then, (gof) (3/2) is

Where will the image of a distant object be formed when a person using a concave lens to correct vision, is not using glasses?

A

3

B

1

C

7/2

D

None of these

Answer:

The correct option is A. 3

Note