Question

If f(x)= x+2
g(x)=x+1
find gof(x)​

Answer 1

gof(x) = 3

Explanation:

Given that,

f(x) = x+2 and g(x) = x+1

We need to find gof(x).

gof(x) means g[f(x)].

g[f(x)] = g(x +2)

= x+2+1

= x+3

Hence, the value of gof(x) is 3.