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2 August, 14:53

Evaluate 2xsquared by 2 - 5y over 3x - y when x = 2 and y = - 4.

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  1. 2 August, 14:57
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    (2x^2 - 5y) / (3x-y)

    ((2*2) ^2 - (5*-4)) / ((3*-4) - (-4))

    (4^2+20) / (-12+4)

    36/-8

    -4.5
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