cmancuso cmancuso

27-03-2018
Mathematics

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Solve the following equation: x^3+3x^2-10x=0

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meowymeowylee meowymeowylee

27-03-2018

x³ + 3x² - 10x = 0
The GCM of those three terms is x. So group them by x.

x(x² + 3x - 10) = 0
factor x² + 3x - 10
x(x - 2)(x + 5) = 0

x = 0 , x = 2 , x = -5

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