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OpenStudy (anonymous):
PLEASE HELP!!!! 17. what are the solutions of the equation z^2-6z-27=0 A. 3, 9 B. -3, 9 C. 3, -9 D. -3, -9
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OpenStudy (anonymous):
C
OpenStudy (anonymous):
a + b = -6 a * b = -27
OpenStudy (anonymous):
what would make the value of a and b in both of these equation true
OpenStudy (anonymous):
3-9 = -6 3 * -9 = -27
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