2x^2/3-x^1/3=28 Find the value of x please tell how to solve it
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2x^2/3-x^1/3=28 Find the value of x please tell how to solve it
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Take x^1/3=t
So your equation becomes
2t²-t=28
2t²-t-28-0
(2t+7)(t-4)=0
t=4
x^1/3=4
x=4³=64
t=-7/2
x^1/3=-7/2
X=-343/8
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