subtract 6x2+2xy+8y2 from the sum of 6x2-3xy+15yy2 and4x2+6xy+3y2.
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Answer:
since,{(6X²-3XY+15Y²)+(4X²+6XY+3Y²)}-(6X²+2XY+8Y²)
={6X²-3XY+15Y²+4X²+6XY+3Y²}-(6X²+2XY+8Y²)
={10X²+3XY+18Y²}-(6X²+2XY+8Y²)
=10X²+3XY+18Y²-6X²-2XY-8Y²
=4X²+XY+10Y²
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Answer:4x2+3xy+15yy2-5y2
Step-by-step explanation:
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