Question

PRODUCTOS NOTABLES.

1. ) (by+2) (6y-2)=

2. ) (9y+1)²=​

Answer 1

(6y+2) (6y-2)

(6y)² - 2²

36y² - 4

 

(9y+1)²

(9y)² + 2(9y)(1) + 1²

81y² + 18y + 1

Eternamente axllxa

Answer 2

Explicación paso a paso:

1. (b)(6)y^2+(b*(-2)+2*6)y+2*(-2)

6by^2+(-2b+12)y+(-4)

6by^2+10by-4.

2. (9y)^2+2(9y)(1)+(1)^2

81y^2+18y+1