Factorise the following
2y^2+y-1
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refer to the attchment.....
hope it will help uhhh......
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hope it will help uhhh......
☺☺
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2y^2+y-1
2y^2+2y-1y-1
2y(y+1) -1(y+1)
(2y-1) (y+1)
2y^2+2y-1y-1
2y(y+1) -1(y+1)
(2y-1) (y+1)
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