Question

D) (a - b)2 - 3(a - b) + 2​

Answer 1

$(a - b)2 - 3(a - b) + 2$

$(2a - 2b) - (3a - 3b) + 2$

$(ab - ab) + 2$

$= = 2$

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Answer 2

Answer:

( a - b ) 2 - 3 ( a - b ) + 2

2a - 2b - 3a + 3b + 2

- a - 2b + 3b + 2

- a + b + 2