Subtract x²- 5y²+ 2xy + 3y -8 from 8x²+ 4y²- 6y + 8
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Step-by-step explanation:
8x²+ 4y²- 6y + 8
x²- 5y²+ 3y -8+ 2xy
- +. +. -
9x²-y²-3y+ 2xy
hope it will help you
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