SOLUTION: Solve for x 4x^2 + 200x - 2400 = 0
Quadratic Equations and Parabolas
-> SOLUTION: Solve for x 4x^2 + 200x - 2400 = 0
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Solve for x
4x^2 + 200x - 2400 = 0
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this factorises to (x+60)(x-10) = 0
hence x+60 = 0 or x-10=0
so x=-60 or x=10