Question Simplify the expression 2x2−990x Evaluate 2x2−11x×90Solution 2x2−990x Show Solution Factor the expression 2x(x−495) Evaluate 2x2−11x×90Multiply the terms 2x2−990xRewrite the expression 2x×x−2x×495Solution 2x(x−495) Show Solution Find the roots x1=0,x2=495 Evaluate 2x2−11x×90To find the roots of the expression,set the expression equal to 0 2x2−11x×90=0Multiply the terms 2x2−990x=0Factor the expression More Steps Evaluate 2x2−990xRewrite the expression 2x×x−2x×495Factor out 2x from the expression 2x(x−495) 2x(x−495)=0When the product of factors equals 0,at least one factor is 0 2x=0x−495=0Solve the equation for x x=0x−495=0Solve the equation for x More Steps Evaluate x−495=0Move the constant to the right-hand side and change its sign x=0+495Removing 0 doesn't change the value,so remove it from the expression x=495 x=0x=495Solution x1=0,x2=495 Show Solution