Question

facrorise 3x^2+60x-288​

Answer 1

Answer:

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Step-by-step explanation:

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Answer 2

x² + 20x - 96

x = {-20 ± √[400 - 4 (-96)] }/ 2

x = ( -20 ± 4 )/2

x = (-20 + 4)/2 or (-20 - 4)/2

x = -16/2 or -24/2

x = -8 or -12