Question

Given y = (2x + 3)^2, choose the standard form of
the given quadratic equation.

Answer 1

Answer:

(2x+3)^2

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

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

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

=4x^2+12x+9

Answer 2

Answer:

D, 0 = 4x2 + 12x + 9

a=4

b=12

c=9

Step-by-step explanation:

edg 2020