Question

A function fis defined by; f(x)=x2+4x+5 then find the value of
f(2).​

Answer 1

f(2) = 17

Explanation:

f(2) - sub in the number 2 in x

(2)² + 4(2) + 5

4 + 8 + 5

f(2) = 17

Answer 2

f(x)=17

Explanation:

f(x)=(2)2+4(2)+5

=4+8+5

=17

f(x)=17