Question

Find the value of the expression x(x + 3) + 2 for x = 3

Answer 1

20

Explanation:

Given the expression

x(x + 3) + 2 for x = 3

Substitute x =3 into the equation

f(3)= 3(3+3)+2

f(3) = 3(6)+2

f(3) = 18+2

f(3) =20

Hence the value of the expression when x = 2 is 20