SOLUTION: factor the trinomials completely x^2+6x-27 4c^2+9c-28 Thank you from Minka

Question 459463: factor the trinomials completely
x^2+6x-27
4c^2+9c-28
Thank you
from Minka
Found 2 solutions by MathLover1, richwmiller:
Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!

1.
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...group

2.
.........replace with

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Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
x^2+6x-27
(x+9)*(x-3)
4c^2+9c-28
factors of -112 which add up to 9
16 -7
4c^2+16c-7c-28
4c*(c+4)-7(c+4)
(4c-7)*(c+4)

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