Posted by **lizzie** on Sunday, August 7, 2011 at 8:24am.

Find the value of x^3+¡¼2x¡½^2-3 when x =3.

I don't know how to type x to the 3rd power it keeps putting a little triangle there. How do I do this? When I type it here or in word it does the same thing. Help!

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