vaishnavrejith030
vaishnavrejith030
09-02-2019
Mathematics
contestada
factorise
84xy+196x-36y-84
Respuesta :
ainotna
ainotna
09-02-2019
Hi,
84xy+196x-36y-84
4(21xy+49x-9y-21)
4(7x × (3y+7)-9y-21)
4(7x × (3y+7)-3(3y+7)
4(3y+7)×(7x-3)
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