Question Simplify the expression 2x2−81x Evaluate 2x2−9x×9Solution 2x2−81x Show Solution Factor the expression x(2x−81) Evaluate 2x2−9x×9Multiply the terms 2x2−81xRewrite the expression x×2x−x×81Solution x(2x−81) Show Solution Find the roots x1=0,x2=281Alternative Form x1=0,x2=40.5 Evaluate 2x2−9x×9To find the roots of the expression,set the expression equal to 0 2x2−9x×9=0Multiply the terms 2x2−81x=0Factor the expression More Steps Evaluate 2x2−81xRewrite the expression x×2x−x×81Factor out x from the expression x(2x−81) x(2x−81)=0When the product of factors equals 0,at least one factor is 0 x=02x−81=0Solve the equation for x More Steps Evaluate 2x−81=0Move the constant to the right-hand side and change its sign 2x=0+81Removing 0 doesn't change the value,so remove it from the expression 2x=81Divide both sides 22x=281Divide the numbers x=281 x=0x=281Solution x1=0,x2=281Alternative Form x1=0,x2=40.5 Show Solution