Question Simplify the expression x2−36x Evaluate x2−4x×9Solution x2−36x Show Solution Factor the expression x(x−36) Evaluate x2−4x×9Multiply the terms x2−36xRewrite the expression x×x−x×36Solution x(x−36) Show Solution Find the roots x1=0,x2=36 Evaluate x2−4x×9To find the roots of the expression,set the expression equal to 0 x2−4x×9=0Multiply the terms x2−36x=0Factor the expression More Steps Evaluate x2−36xRewrite the expression x×x−x×36Factor out x from the expression x(x−36) x(x−36)=0When the product of factors equals 0,at least one factor is 0 x=0x−36=0Solve the equation for x More Steps Evaluate x−36=0Move the constant to the right-hand side and change its sign x=0+36Removing 0 doesn't change the value,so remove it from the expression x=36 x=0x=36Solution x1=0,x2=36 Show Solution