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7 September, 20:45

Look at the quadratic equation below. x2 - 10x + 16 = - 5 What is this quadratic equation written in standard form? A. 5x2 + 10x - 16 = 0 B. 5x2 - 10x + 16 = 0 C. x2 - 10x + 11 = 0 D. x2 - 10x + 21 = 0

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  1. 7 September, 21:01
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    Ax^2+bx+c=0 is the standard form, so we add 5 to both sides to get

    1*x^2 + (-10) x+21=0
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