jay192030
jay192030
08-06-2017
Mathematics
contestada
solve by factoring 2z^2-21z-36=0
Respuesta :
bcalle
bcalle
08-06-2017
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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