Question Simplify the expression a2−2a+1 Evaluate a(a−2)+1Solution More Steps Evaluate a(a−2)Apply the distributive property a×a−a×2Multiply the terms a2−a×2Use the commutative property to reorder the terms a2−2a a2−2a+1 Show Solution Factor the expression (a−1)2 Evaluate a(a−2)+1Simplify More Steps Evaluate a(a−2)Apply the distributive property a×a+a(−2)Multiply the terms a2+a(−2)Use the commutative property to reorder the terms a2−2a a2−2a+1Solution (a−1)2 Show Solution Find the roots a=1 Evaluate a(a−2)+1To find the roots of the expression,set the expression equal to 0 a(a−2)+1=0Calculate More Steps Evaluate a(a−2)Apply the distributive property a×a−a×2Multiply the terms a2−a×2Use the commutative property to reorder the terms a2−2a a2−2a+1=0Use a2−2ab+b2=(a−b)2 to factor the expression (a−1)2=0Simplify the expression a−1=0Move the constant to the right-hand side and change its sign a=0+1Solution a=1 Show Solution