Arturo O. answered 01/10/20
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The discriminant must be zero.
D = b2 - 4ac = b2 - 4(27)(3) = 0
b2 = 4(27)(3) = 324
b = ±18
Joniasha P.
asked 01/09/20
Arturo O. answered 01/10/20
Experienced Physics Teacher for Physics Tutoring
The discriminant must be zero.
D = b2 - 4ac = b2 - 4(27)(3) = 0
b2 = 4(27)(3) = 324
b = ±18
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