4. [0/0.29 Points] DETAILS PREVIOUS ANSWERS SCALCET8 14.4.032. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER If z = x2 - xy + 7y and (x, y) changes from (3, -1) to (2.96, -0.95), compare the values of Az and dz. (Round your answers to four decimal places.) dz = X Az = Need Help? Read It 5. [0/0.29 Points] DETAILS PREVIOUS ANSWERS SCALCET8 14.4.035. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Use differentials to estimate the amount of tin in a closed tin can with diameter 10 cm and height 18 cm if the tin is 0.04 cm thick. (Round your answer to two decimal places.) Ex cm3 Enter a number. Need Help? Read It Watch It Submit