Question Simplify the expression 213a2−a Evaluate a2×213−aSolution 213a2−a Show Solution Factor the expression a(213a−1) Evaluate a2×213−aUse the commutative property to reorder the terms 213a2−aRewrite the expression a×213a−aSolution a(213a−1) Show Solution Find the roots a1=0,a2=2131Alternative Form a1=0,a2≈0.004695 Evaluate a2×213−aTo find the roots of the expression,set the expression equal to 0 a2×213−a=0Use the commutative property to reorder the terms 213a2−a=0Factor the expression More Steps Evaluate 213a2−aRewrite the expression a×213a−aFactor out a from the expression a(213a−1) a(213a−1)=0When the product of factors equals 0,at least one factor is 0 a=0213a−1=0Solve the equation for a More Steps Evaluate 213a−1=0Move the constant to the right-hand side and change its sign 213a=0+1Removing 0 doesn't change the value,so remove it from the expression 213a=1Divide both sides 213213a=2131Divide the numbers a=2131 a=0a=2131Solution a1=0,a2=2131Alternative Form a1=0,a2≈0.004695 Show Solution