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OpenStudy (anonymous):
What are the solutions of the equation? z² – 6z – 27 = 0
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OpenStudy (anonymous):
3, 9 3, –9 –3, 9 –3, –9
OpenStudy (anonymous):
z² - 6z - 27 = 0 Factor: (x - 9)(x + 3) = 0 Therefore: x = 9 and -3
OpenStudy (anonymous):
(z-9)(z+3) = 0 z = 9, -3
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