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Mathematics 7 Online
OpenStudy (anonymous):

Factor the trinomial below. Enter each factor as a polynomial in descending order.x2 + 26x + 120

OpenStudy (anonymous):

Step one: Find two numbers that multiply to 120 and add to 26.

OpenStudy (anonymous):

60 x 2 ????

OpenStudy (anonymous):

Do 60 and 2 add to 26?

OpenStudy (anonymous):

No, im thinking

OpenStudy (anonymous):

Ive got Nothing.. i cant even THINK....... -_____-

OpenStudy (anonymous):

If you need to, just write out every pair of numbers that multiplies to 120, and then check them all by hand to see if they add to 26.

OpenStudy (anonymous):

ok thanks

OpenStudy (anonymous):

20 and 6 !!!

OpenStudy (anonymous):

MUAHAHAHAH

OpenStudy (anonymous):

what now??

OpenStudy (anonymous):

Now it's actually pretty easy :) You just plug them in to binomials and get (x+20)(x+6). You can expand that back out to double-check that it's right.

OpenStudy (anonymous):

It was correct THANKS

OpenStudy (anonymous):

Ok heres a new one.. tha Minus and addition get me evry time

OpenStudy (anonymous):

Factor the trinomial below. Enter each factor as a polynomial in descending order.x2 - 13x + 4

OpenStudy (anonymous):

Preferable to close this question and open a new one so people know you have a new question :)

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