Question

Splitting up the middle term of 4x^2+12x+9

Answer 1

Answer:

(2x+3)^2

Step-by-step explanation:

4x^2+6x+6x+9

=(2x+3)^2

Answer 2

Answer:

4x^2+12x+9

=4x^2+6x+6x+9

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

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

if 2x+3=0

2x=-3

x=-3/2

Hope it helps.