Vijetakiran
Vijetakiran
23-11-2016
Mathematics
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NCRT maths exercise9.4
(X+7y) (7x-y)
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v1nce123
v1nce123
23-11-2016
(X+7y) (7X-y) 7x^2 - xy + 49xy -7y^2 7x^2 + 48xy - 7y^2
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