Question Simplify the expression 40332z2 Evaluate 2015160z×zCancel out the common factor 5 40332z×zSolution 40332z2 Show Solution Find the roots z=0 Evaluate 2015160z×zTo find the roots of the expression,set the expression equal to 0 2015160z×z=0Cancel out the common factor 5 40332z×z=0Multiply the terms 40332z2=0Rewrite the expression z2=0Solution z=0 Show Solution