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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