Question Factor the expression 12(1−r) Evaluate 12−12rSolution 12(1−r) Show Solution Find the roots r=1 Evaluate 12−12rTo find the roots of the expression,set the expression equal to 0 12−12r=0Move the constant to the right-hand side and change its sign −12r=0−12Removing 0 doesn't change the value,so remove it from the expression −12r=−12Change the signs on both sides of the equation 12r=12Divide both sides 1212r=1212Divide the numbers r=1212Solution More Steps Evaluate 1212Reduce the numbers 11Calculate 1 r=1 Show Solution