Question

Factories. 2y³ + y² - 2y -1

Answer 1

2y³ + y² - 2y -1

= 2y^3 - 2y + y^2 - 1

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

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

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

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

Hope it's helpful to u.

Answer 2

Hope the answer is helpful......