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Mathematics 7 Online
OpenStudy (anonymous):

simple...factoring and quadratic equation x^2+2x-3=0

OpenStudy (anonymous):

by factoring, I get x1=1, x2=-3 by q.e., I get -1 and 3

OpenStudy (blackops2luvr):

~ ஐ ஔ ௯௮௨ோேே ஐ_||அு ஞலல லஉஉய ௮௱௰

OpenStudy (blackops2luvr):

௰ <- but :D

OpenStudy (cwrw238):

your first answer s correct

OpenStudy (anonymous):

yes..but how am I getting 1 and -3 by q.e? I'm looking at it over and over and it's driving me crazy

OpenStudy (blackops2luvr):

cwrw238 sucks ash ௰ <- C:

OpenStudy (cwrw238):

what is q e?

OpenStudy (anonymous):

quadratic equation

OpenStudy (cwrw238):

the formula yo mean?

OpenStudy (anonymous):

yes...I will be back, got class

OpenStudy (blackops2luvr):

cwrw238 u a featheracha

OpenStudy (anonymous):

ok I realized I wrote it wrong..thx

OpenStudy (blackops2luvr):

bitaeech

OpenStudy (cwrw238):

by the formula: c = [-2 +/- sqrt(2^2 - 4 *1*-3) ]/ 2 = [-2 + sqrt16] / , [-2 - sqrt16] / 2

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