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Ex. (2) Solve:x2 + 8x 48 0 |
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Answer» x^2 + 8x - 48 = 0x^2 + 12x - 4x - 48 = 0x(x + 12) - 4(x + 12) = 0(x - 4)(x + 12) = 0x = 4, - 12 |
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