Question

Help solving 9x^2+21x+8=0. The directions tell me to factor this out and then set each factor equal to zero, and I cannot seem to find what the factor is. Please help me!

Answer 1

Sorry......

Answer 2

All the factor are not =0 friend :)

Answer 3

We have 2th equation .
So need to find Delta .
@abdulwahab1 :Do u know the 2th equation????:)

Answer 4

@E.ali , we don't have 2th equation at all,this equations are called"Quadratic equation"

Answer 5

Yea !
My means was that :D

Answer 6

@abdulwahab1:do u know the Quadratic equation ??????

Answer 7

No I don't

Answer 8

have a look at this:
http://en.wikipedia.org/wiki/Quadratic_equation