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Mathematics
16 August, 23:49
Solve by factoring 2z^2-21z-36=0
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Yuliana Dougherty
17 August, 00:17
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2z^2 - 21z - 36 = 0
(x - 12) (2x + 3) = 0
Set each factor equal to zero and solve.
x - 12 = 0 2x - 3 = 0
x = 12 2x = 3
x = 3/2
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