hellonewluv19 hellonewluv19

27-06-2016
Mathematics

contestada

Four times the square of a non-zero number is equal to eight times the number?

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thatpunkkid95 thatpunkkid95

17-06-2018

The correct answer is 2.
4x^2=8x
4x^2-8x=8x-8x
4x^2-8x=0
4x(x-2)=0
x=0 or x=2
Therefore x=2

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