2. [0/1 Points] DETAILS PREVIOUS ANSWERS BERRAPCALC5 7.6.003. MY NOTES ASK YOUR TEACHER Find the total differential of the function. f(x, y) = 12x1/3y1/4 + 9 af = (4x ( 3 ) , ( 3) ax + ( 3x ( 3 ) ,-(* )) dy) X 3. [-/1 Points] DETAILS BERRAPCALC5 7.6.009.MI. MY NOTES ASK YOUR TEACHER Find the total differential of the function. z = In(x6 - y5) dz = Need Help? Master It7. [0/1 Points] DETAILS PREVIOUS ANSWERS BERRAPCALCS 7.7.033. I MY NOTES ASK YOUR TEACHER Use integration to find the volume under the surface f(x, y) above the region R. f(XIY)=X+y R={(X,y)|05x53,osy53} 22-50 x cubicunits 8. [0/1 Points] PREVIOUS ANSWERS BERRAPCALCS 7.7.035. ASK YOUR TEACHER Use integration to find the volume under the surface f(x, y) above the region R. (Round your answer to two decimal places.) f(x,y)=9x2y2 R={(X,y)losxs1,05ys1} 8.67 x cubic units 9. [0/1 Points] DETAILS PREVIOUS ANSWERS BERRAPCALCS 7.7.037.M|. MY NOTES ASK YOUR TEACHER Use integration to find the volume under the surface f(x, y) above the region R. f(x, y) = 14X5y over the region shown in the graph. 1 x cubic units Need Help? _' Find the sine and cosine of the angle 9. sin(9) = cos(0) = '10. 15h 8. [-12 Points] DETAILS BERRAPCALCS 8.2.005.M|. MY NOTES ASK YOUR TEACHER Find the sine and cosine of the angle 9. When r is not given, calculate it from the Pythagorean Theorem. sin 0 = cos 9: Need Help? @ 13. [0/1 Points] PREVIOUS ANSWERS BERRAPCALCS 8.2.033. An ice cream parlor estimates that the number of ice cream cones that it will sell on day n of the year is ASK YOUR TEACHER $(n) = 600 400 cos(ZL") 365 Find the number of ice cream cones that will be sold on August 1 (day 213). (Round your answer to the nearest integer.) 744 x cones woo 800 600 Ice cream mics