Question Simplify the expression r−396r2 Evaluate r−r2×396Solution r−396r2 Show Solution Factor the expression r(1−396r) Evaluate r−r2×396Use the commutative property to reorder the terms r−396r2Rewrite the expression r−r×396rSolution r(1−396r) Show Solution Find the roots r1=0,r2=3961Alternative Form r1=0,r2=0.002˙5˙ Evaluate r−r2×396To find the roots of the expression,set the expression equal to 0 r−r2×396=0Use the commutative property to reorder the terms r−396r2=0Factor the expression More Steps Evaluate r−396r2Rewrite the expression r−r×396rFactor out r from the expression r(1−396r) r(1−396r)=0When the product of factors equals 0,at least one factor is 0 r=01−396r=0Solve the equation for r More Steps Evaluate 1−396r=0Move the constant to the right-hand side and change its sign −396r=0−1Removing 0 doesn't change the value,so remove it from the expression −396r=−1Change the signs on both sides of the equation 396r=1Divide both sides 396396r=3961Divide the numbers r=3961 r=0r=3961Solution r1=0,r2=3961Alternative Form r1=0,r2=0.002˙5˙ Show Solution