Question 61504
{{{(-2b^6+3b^4-b^2)+(b^6+2b^4+2b^2)}}}
{{{-2b^6+b^6+3b^4+2b^4-b^2+2b^2}}}
{{{(-2+1)b^6+(3+2)b^4+(-1+2)b^2}}}
{{{-1b^6+5b^4+1b^2}}}
{{{-b^6+5b^4+b^2}}}
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Remember to only add and subtract numbers with the same exact variables raised to the same exact powers.
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Happy Calculating!!!