[ x + 2 y ] [ 2 x - 9 y + 4 ]
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Answer:
(x,y)=(1,3)
Step-by-step explanation:
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Answered by
0
Step-by-step explanation:
{(x+2y)×(2x-9y+4)}
={x×2x+2y×(-9y)+4}
=2x²-18y²+4
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