Wednesday, August 21, 2013

Simplify the expression. Assume that the variables represent non-zero numbers: -7r^4(r^4)^3

%0D%0A-7r%5E4%28r%5E4%29%5E3=-7r%5E%284%2B4%2A3%29=-7r%5E16%0D%0A
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