Question

(iv) 2y + y2 - 2y - 1​

Answer 1

Answer:

= (y+1) (y-1)

Step-by-step explanation:

= 2y + y2 - 2y - 1​

= 2y - 2y + y² - 1

= y² - 1

= y² - 1²

= (y+1) (y-1)

Answer 2

Answer:

2y-1

Step-by-step explanation:

2y+y2-2y-1

=4y-2y-1

=2y-1

Hope it helps

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