Expand: (x+4y+2)2 .
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Answer:
2x+8y+4 ............
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=2x+4yX2+2X2
=2x+8y+2X2
=2x+8y+4
Answer is 2x+8y+4
=2x+8y+2X2
=2x+8y+4
Answer is 2x+8y+4
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