If A=3x²+2y+2 and B=6x²-8y+1, then find A+B and A-B
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Answer:
A+B
3x²+2y+2+6x²-8y+1
9x²-6y+3
A-B
3x²+2y+2-6x²+8y-1
-3x²+10y+1
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Step-by-step explanation:
A+B
= 3x²+2y+2 +6x²-8y+1
=9x²-6y+3
A-B
=3x²+2y+2 -6x²+8y-1
=-3x²+10y+1
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