How many ways can a team of 22 hockey players choose a captain and two alternate captains?

Which graph corresponds to the function f(x) = x2 + 4x – 1?

Two angles are complementary. the large angle is 36 more than the smaller angle. what is the measure of the large angle?

Iwill give ! if m∠a=59 and m∠3=81°, what is m∠b? m∠b= _[blank]_°