Question Simplify the expression z Evaluate z×1Solution z Show Solution Find the roots z=0 Evaluate z×1To find the roots of the expression,set the expression equal to 0 z×1=0Any expression multiplied by 1 remains the same z×1=0,z≥0Calculate z×1=0Any expression multiplied by 1 remains the same z=0The only way a root could be 0 is when the radicand equals 0 z=0Check if the solution is in the defined range z=0,z≥0Solution z=0 Show Solution