simplify the express and find its value when x=-3 and y=+5.
2(x²+2xy)+5-xy+y²
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Answer:
2x²+4xy+5-xy+y²
2x²+3xy+y²+5
2(-3) ²+3(-3) (5) +(5) ²+5
18-45+25+5
48-45
3
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