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Mathematics 16 Online
OpenStudy (anonymous):

solve the equadratic equations for the values of x:

OpenStudy (anonymous):

|dw:1414704212385:dw|

OpenStudy (rsadhvika):

familiar with factoring ?

OpenStudy (anonymous):

I am some what

OpenStudy (rsadhvika):

good, this one factors out nicely

OpenStudy (rsadhvika):

start by subtracting 12 both sides so that you get a 0 on right hand side

OpenStudy (rsadhvika):

\(\large x^2 + x = 12\) \(\large x^2 + x - 12=0\)

OpenStudy (rsadhvika):

pick two numbers such that : 1) they add up to 1 2) multiply to -12

OpenStudy (anonymous):

That looks right to me but I have the answer and it says the answer is 6,-2

OpenStudy (rsadhvika):

that doesn't look correct

OpenStudy (rsadhvika):

so where exactly are you stuck ?

OpenStudy (anonymous):

oh wait..

OpenStudy (anonymous):

not the answer is -4,3

OpenStudy (rsadhvika):

yes how did you get that ?

OpenStudy (anonymous):

I don't understand where the book got there answer...

OpenStudy (rsadhvika):

pick two numbers such that : 1) they add up to 1 2) multiply to -12

OpenStudy (anonymous):

oh I see..

OpenStudy (anonymous):

what ahout this one.. |dw:1414704721097:dw|

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