Answer:
{(y-6) (y+1)}
Step-by-step explanation:
y^2 + 5y + 6
y^2 + 5y + 25/4] [- 25/4 + 6
(y-6) (y+1)
7
edge
x=63
D
complementary angle of 30°=60°
5n+20=60
5n=60-20
5n=40
n=40/5=8
