SOLUTION: Good Morning, HELP!!! factoring completely and is this polynomial prime. 4+6x^2-7x Thanking you in advance Betty

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: Good Morning, HELP!!! factoring completely and is this polynomial prime. 4+6x^2-7x Thanking you in advance Betty      Log On


   



Question 1013866: Good Morning,
HELP!!! factoring completely and is this polynomial prime.
4+6x^2-7x
Thanking you in advance
Betty

Answer by fractalier(6550) About Me  (Show Source):
You can put this solution on YOUR website!
Let's rearrange it and get
6x^2 - 7x + 4
Look at the product of 6 and 4...that's 24...ask yourself, "Are there factors of 24 that add up to 7?"
If your answer is no, then the trinomial is prime (which it is).