Factoring Trinomials- Def having a hard time with the problems laid out like
18x^2+59x-14
can someone please help im very stuck and not understanding. thanks!
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ganeshie8 (ganeshie8):
Fined two numbers such that,
they add up to 59
they multiply to -14*18
ganeshie8 (ganeshie8):
basically u need to pick ur numbers from the factors of 14*18 :
14*18
7*2 * 2 * 9
4*63
ganeshie8 (ganeshie8):
so, 63 and -4 are the magic numbers.
fine sofar ?
ganeshie8 (ganeshie8):
once you have the numbers,
rewrite the middle term using them :
18x^2+59x-14
18x^2 + 63x - 4x - 14
ganeshie8 (ganeshie8):
next, factor first out the GCF from two terms, and last two terms separately
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OpenStudy (anonymous):
got the answer (9x-2)(2x+7) just wanna make sure i get it
ganeshie8 (ganeshie8):
thats right ! good job !!
OpenStudy (anonymous):
ahh...thanks so much ive been having such a hard time with this math class!!!
ganeshie8 (ganeshie8):
np :) factoring is tricky... takes some practice before u feel ease lol
OpenStudy (anonymous):
:) thanks again...now the rest is so much easier!
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