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BINOMIAL theorem to expand and simplfy (a+b)^3 PLEASE !
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1 3 3 1 a^3 +3a^2b +3ab^2 +b^3 that one was easier to do lol
\[a^3 +3ab +3a^2 b^2 +b^3\]
messed up the exponents lol.... +3a^2 b and + 3ab^3
wait so a3+3ab+3a2b2+b3 is correct right?
isnt 3ab^3 supposed to be 3ab^2 ?
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\[a^3+3a^2 b+3ab^2+b^3\]
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