Question Simplify the expression Solution −4x2+16x−16 Evaluate −4(x−2)(x−2)Multiply the terms −4(x−2)2Expand the expression More Steps Evaluate (x−2)2Use (a−b)2=a2−2ab+b2 to expand the expression x2−2x×2+22Calculate x2−4x+4 −4(x2−4x+4)Apply the distributive property −4x2−(−4×4x)−4×4Multiply the numbers −4x2−(−16x)−4×4Multiply the numbers −4x2−(−16x)−16Solution −4x2+16x−16 Show Solution Find the roots Find the roots of the algebra expression x=2 Evaluate −4(x−2)(x−2)To find the roots of the expression,set the expression equal to 0 −4(x−2)(x−2)=0Multiply the terms −4(x−2)2=0Change the sign 4(x−2)2=0Rewrite the expression (x−2)2=0The only way a power can be 0 is when the base equals 0 x−2=0Move the constant to the right-hand side and change its sign x=0+2Solution x=2 Show Solution