Question Simplify the expression 1−z Evaluate 11−zSolution 1−z Show Solution Find the roots z=1 Evaluate 11−zTo find the roots of the expression,set the expression equal to 0 11−z=0Divide the terms 1−z=0Move the constant to the right-hand side and change its sign −z=0−1Removing 0 doesn't change the value,so remove it from the expression −z=−1Solution z=1 Show Solution