Chapter 3.5, Problem 2E

please answer 12, 13, 14 and 15 show your solution

-y = sin Va

1 + tan² dx

Review later 4. Which equation below has the following characteristics? I. f(x) is an odd function. II. The period of f (x) is 10. The amplitude is 3. III. 1. f(x) = 3 sin(a) + 10 f(x) = 10 sin x +3 3. f(x) 3 sin(10x) 4. f(x) = 3 sin 2.