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OpenStudy (anonymous):
Solve x2+10x+21=0
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OpenStudy (popitree):
try 2 number combination that when added will give u 10 and when multiplied will give you 21
OpenStudy (anonymous):
plese solve it with steps
OpenStudy (popitree):
x^2+7x+3x+21
OpenStudy (popitree):
x(x+7)+3(x+7)
OpenStudy (popitree):
got it right?
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OpenStudy (anonymous):
hey admin . i m in trouble solve it complete plese right answer in 1 coment
OpenStudy (popitree):
(x+3)(x+7) = 0 so x=-3 , -7
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