Question

Select the expression that is equivalent to (x-1)².

A x²-x+2

B.X²-2x+2

C. x²-x+1

D. x²-2x+1

Answer 1

Answer:

Choice D

Step-by-step explanation:

(x-1)²

• =(x-1)(x-1)
• =x*x+x*−1+-1*x+-1*-1
• =x²−x−x+1
• =x²−2x+1

Choice D is accurate.