Question

Solve the equation x2+6x+8=0?

x=4 and x=2

x=−4 and x=−2

x=−8 and x=−1

x=8 and x=1

Answer 1

Answer:

28 , 28, -14

Step-by-step explanation:

x2+6x+8=0

4(2)+6(2)+8=0

8+12+8=0

28=0

x2+6x+8=0

-4(2)+6(2)+8=0

8+12+8=0

28=0

x2+6x+8=0

-8(2)+6(-1)+8=0

-16-6+8

-14=0