Question

please solve it fast ​

Answer 1

Step-by-step explanation:

a

$a { - | }^{2}$

Answer 2

Answer:

1.) a² - 2ba -ac + 2bc

a² - ac - 2ab + 2bc

a ( a - c ) - 2b ( a - c )

( a - c ) ( a - 2b)

Step-by-step explanation:

2.) a² + ab - ac - bc

a ( a + b) - c ( a + b)

( a + b ) ( a - c )