plz answer the question
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Your answer is 40xy (shown here)
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Answer:
= 40xy
Step-by-step explanation:
= 25x²+ 20xy + 4y² + (-25x²) + 20xy + (-4y²)
= [25x²+(-25x²)] + [20xy+20xy] + [4y²+(-4y²)]
= 40xy
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