x^2 + 8x - 48 = 0; To solve this function, you want to factor -48 first. Notice that 48 = -4 * 12 and -4x + 12x = 8x. So the function can be written as (x-4)(x+12) = 0; Then x1 =4, x2 = -12

Jun 15th, 2014

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