Question

what is middeltearm of 5x^2+2xy-2y-1

Answer 1

Answer:

x² + 2xy + 2y - 1  

= x²  - 1  + 2xy + 2y

= ( x - 1) (x + 1) + 2y(x + 1)

= (x + 1) (x - 1 + 2y )

       OR

= (x + 1) (x  + 2y -1 )

Step-by-step explanation:

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