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24 April, 04:42

How many solution does x^2=4x-5 have

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  1. 24 April, 05:51
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    X^2-4x+5=0

    D = b²-4ac=16-4*5*1=16-20=-4

    so no real solutions, because D<0

    and it is going to be only 2 imaginary solutions
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