Question

divide a2+7a+12 by a+4

Answer 1

Answer:

a  

2

+7a+12=a  

2

+4a+3a+12

                      =a(a+4)+3(a+4)

Now dividing it by (a+4):

⇒  

(a+4)

a(a+4)+3(a+4)

​

=a+3

Step-by-step explanation:

yuh

Answer 2

Answer:

First solve for a-

a+4=0

a=-4

Now solve,

a^2+7a+12

(-4)^2+7*(-4)+12

16-28+12

12-12

0

(It's the only I know hope it helps!!)