factorise (3x-y)²-2(3x-y)-35
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Answered by
1
Answer:
(3x-y)2 -2(3x-y)-35
=(3x)2-(y)2 -6xy-2y -35
=9x2 -y2 -6xy-2y -35. Ans
Step-by-step explanation:
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Answered by
1
Answer:
9x²+y²-6xy-6x+2y-35
Step-by-step explanation:
(3x-y)²-2(3x-y) -35
(3x)²+(y)²-2×3x×y-6x+2y-35
9x²+y²-6xy-6x+2y-35
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