Question Simplify the expression 4x2−240x Evaluate 4x2−16x×15Solution 4x2−240x Show Solution Factor the expression 4x(x−60) Evaluate 4x2−16x×15Multiply the terms 4x2−240xRewrite the expression 4x×x−4x×60Solution 4x(x−60) Show Solution Find the roots x1=0,x2=60 Evaluate 4x2−16x×15To find the roots of the expression,set the expression equal to 0 4x2−16x×15=0Multiply the terms 4x2−240x=0Factor the expression More Steps Evaluate 4x2−240xRewrite the expression 4x×x−4x×60Factor out 4x from the expression 4x(x−60) 4x(x−60)=0When the product of factors equals 0,at least one factor is 0 4x=0x−60=0Solve the equation for x x=0x−60=0Solve the equation for x More Steps Evaluate x−60=0Move the constant to the right-hand side and change its sign x=0+60Removing 0 doesn't change the value,so remove it from the expression x=60 x=0x=60Solution x1=0,x2=60 Show Solution