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Question

3x2+11x+10=0

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Solution

Given:3x2 + 11x + 10 = 0 3x2 + (6x + 5x) + 10 = 0 3x2 + 6x + 5x + 10 = 0 3x(x + 2) + 5(x + 2) = 0 (3x + 5)(x + 2) = 0 3x + 5 = 0 or x + 2 = 0 x = 53 or x = 2Hence, the roots of the equation are 53 and 2.

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