The depth of water at a dock can be modeled as y 3 sin (pi/6x)+ 7. At low tide, the water is 4 feet deep. What is the depth of water at high tide (its
maximum point)?

Grading scale 1 has the following weights- (tests- 50% quiz- 25% homework- 15% final exam- 10%). calculate your final average if your performance in the class is as follows-test grades- {88, 84, 90, 75, 70, 81); quiz grades- {88, 67, 90, 90, 45, 99, 76, 98, 100}; homework- 90; final exam- 75