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OpenStudy (anonymous):
what is the solution of x^2+24x+144=9 a.x=15 or x=9 b.x=-15 or x=-9 c.x=-15 or x=-9 d.x=-15 or x=9
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OpenStudy (anonymous):
b and c are the same? so the answer is both b and c
OpenStudy (anonymous):
(x+15)(x+9)=0 x1=-15 x2=-9
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