1. True or False: If f(m, y) = sin(a:), then \\7f 2 cos(:c). Justify your answef 2. Section 16.1: #4, #26. 3. Section 16.2: #6, #8, #19, #22, #34. Section 16.3: #3, #7, #14, #18, #19, #24; g