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4 February, 06:19

What is 4x2 - 17x-15=0 using the quadratic formula

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  1. 4 February, 10:05
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    The answer is (4x + 3) (x - 5) so 4x = - 3 = > x = - 3/4 or x = 5

    i cant write out the formula on here but in words its - b + or - the square root of b squared minus 4ac all over 2a
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