I need help ASAP!! Please explain how you got the answer

For the function, f(x) = -5x 2, find f(-4).

Determine whether the angles in each given pair are coterminal. 744°, -336°

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.