How do i execute expanding bracket problems?

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Jonathan Dunne 2011-2-22

I was wondering if i am able to solve bracket manipulation problems such as:

(a+b)(a+b) = a^2+2ba+b^2

and with additional powers

(3^n+4^n)^2

Thanks Jonathan

Andrew Newell 2011-2-22

If you have the Symbolic Toolbox, you can do this:

syms a b
expand((a+b)*(a+b))
syms n
expand((3^n+4^n)^2)

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