Question

Use the identity X + a x + b is equal to x power 2 + a + b x + A B to find the product pictures is also

Answer 1

Answer:

Step-by-step explanation:

(2x+3) (2x+7)

(2x)² +(3+7)2x+(3)(7)

4x²+20x+21

4x²+6x+14x+21

2x × (2x+3)+7 ×(2x +3)

2x+7=0 OR 2x+3=0

X= -7/2 x= -3/2