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30-05-2017
Mathematics

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Solve the following equation for all values of x: 10x^2 - 5x = 0

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egenriether egenriether

30-05-2017

Using the quadratic formula works but if you know there are 2 answers (highest power of problem tells you how many solutions) then
10x^2 = 5x
So either x = 0, giving 0=0. Or divide by 5x
2x = 1
x = 0.5

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