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21 January, 21:48

Determine the number of solutions for the quadratic function f (x) = - x^2 + 3x - 9.

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  1. 22 January, 01:31
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    Step-by-step explanation:

    Rewrite the equation as x^2-3x+9=0

    find the determinant.

    D = b^2-4ac = (-3) ^2-4*1*9 <0

    no solution
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