Question Simplify the expression 2x2−81x Evaluate 2x2−x×81Solution 2x2−81x Show Solution Factor the expression 81x(16x−1) Evaluate 2x2−x×81Use the commutative property to reorder the terms 2x2−81xRewrite the expression 81x×16x−81xSolution 81x(16x−1) Show Solution Find the roots x1=0,x2=161Alternative Form x1=0,x2=0.0625 Evaluate 2x2−x×81To find the roots of the expression,set the expression equal to 0 2x2−x×81=0Use the commutative property to reorder the terms 2x2−81x=0Factor the expression More Steps Evaluate 2x2−81xRewrite the expression 81x×16x−81xFactor out 81x from the expression 81x(16x−1) 81x(16x−1)=0When the product of factors equals 0,at least one factor is 0 81x=016x−1=0Solve the equation for x x=016x−1=0Solve the equation for x More Steps Evaluate 16x−1=0Move the constant to the right-hand side and change its sign 16x=0+1Removing 0 doesn't change the value,so remove it from the expression 16x=1Divide both sides 1616x=161Divide the numbers x=161 x=0x=161Solution x1=0,x2=161Alternative Form x1=0,x2=0.0625 Show Solution