Will name Brainliest. Please help

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

You are making a battery for a science project. you have copper wire for your first electrode. you need to choose a conductor, a second electrode, and a device to plug into your battery. you have already chosen a lemon conductor. complete each statement below about the options that include a lemon conductor.

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)