Question Simplify the expression x2−45x Evaluate x2−5x×9Solution x2−45x Show Solution Factor the expression x(x−45) Evaluate x2−5x×9Multiply the terms x2−45xRewrite the expression x×x−x×45Solution x(x−45) Show Solution Find the roots x1=0,x2=45 Evaluate x2−5x×9To find the roots of the expression,set the expression equal to 0 x2−5x×9=0Multiply the terms x2−45x=0Factor the expression More Steps Evaluate x2−45xRewrite the expression x×x−x×45Factor out x from the expression x(x−45) x(x−45)=0When the product of factors equals 0,at least one factor is 0 x=0x−45=0Solve the equation for x More Steps Evaluate x−45=0Move the constant to the right-hand side and change its sign x=0+45Removing 0 doesn't change the value,so remove it from the expression x=45 x=0x=45Solution x1=0,x2=45 Show Solution