Question

(x-1)²-(x-2)²
urgent send this whit steps please​

Answer 1

Answer:

2x-3

Step-by-step explanation:

(x-1)²-(x-2)²

since a²-b²=(a+b)(a-b)

(x-1+x-2)(x-1-x+2)

(2x-3)(1)

2x-3