Question

(x+3)* expand the quadratic equation

Answer 1

hey mate quadratic equation means its degree is 2
so(a+b)^2= a^2+b^2+2ab
(x+3)^2 = x^2+ 3^2 + 2× x×3
=x^2 + 9 + 6x
hope it helps u

Answer 2

Answer:

x^2 + 9 + 6x

Step-by-step explanation: