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OpenStudy (anonymous):
Solve the equation using square roots. A. –3, 3 B. –9, 9 C. D. no real number solutions
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OpenStudy (anonymous):
x^2-9=0 is the problem
OpenStudy (anonymous):
.x^2-9=o add 9 on both sides x^2=9 square root both sides gives sqrt(x^2)=sqrt(9) x=?
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