Question Simplify the expression 25x2−640x Evaluate 25x2−40x×16Solution 25x2−640x Show Solution Factor the expression 5x(5x−128) Evaluate 25x2−40x×16Multiply the terms 25x2−640xRewrite the expression 5x×5x−5x×128Solution 5x(5x−128) Show Solution Find the roots x1=0,x2=5128Alternative Form x1=0,x2=25.6 Evaluate 25x2−40x×16To find the roots of the expression,set the expression equal to 0 25x2−40x×16=0Multiply the terms 25x2−640x=0Factor the expression More Steps Evaluate 25x2−640xRewrite the expression 5x×5x−5x×128Factor out 5x from the expression 5x(5x−128) 5x(5x−128)=0When the product of factors equals 0,at least one factor is 0 5x=05x−128=0Solve the equation for x x=05x−128=0Solve the equation for x More Steps Evaluate 5x−128=0Move the constant to the right-hand side and change its sign 5x=0+128Removing 0 doesn't change the value,so remove it from the expression 5x=128Divide both sides 55x=5128Divide the numbers x=5128 x=0x=5128Solution x1=0,x2=5128Alternative Form x1=0,x2=25.6 Show Solution