Question

I
Find the product of
(1 - y)(1+ y + y))

Answer 1

Answer:

$(1 - y)(1 + y + y)$

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

$= 1 + 2y - y - 2 {y}^{2}$

$= - 2 {y}^{2} + y + 1$

Answer 2

Step-by-step explanation:

1+y+y-y-y^2-y^2

=-2y^2+y+1