2real life scenrios using negative numbers

Which function is odd check all that apply a. y=sin x b. y=csc x c. y=cot x d. y=sec x

Suppose a pendulum is l meters long. the time, t,in seconds that it tales to swing back and forth once is given by t=2.01

Savannah is painting a striped background for a mural on a wall that is 1515 yards long. she wants a total of 9696 stripes that are all the same width. which calculation should savannah use to decide how wide to make each stripe?