Andreiando108viz
Answered

6.
What are the factors of d2 + 6d + 9?
A. (0+3) (0+3)
C. (d+3) (0-3)
B. (0-3) (d-3)
D. (0-3) (0+3)​

Sagot :

Amieroseaguiflorviz

Answer:

(d+3)(d+3)

Step-by-step explanation:

(d+3)(d+3)

d(d)+3(d)+d(3)+3(3)

d²+3d+3d+9

d²+6d+9