Apassenger jet flies at an average speed of 548 miles per hour at that speed how many miles does the plane travel in 4 hours

The variable in a relation who’s value depends on the value of the independent variable is called what?

Two friends are reading books. jimmy reads a book with 21,356 words. his friend bob reads a book with one-and-a-half times as many words. which expression represents the number of words bob reads?

Prove sin2a + cos2a - 1 / sin2a + cos2a + 1 = 1 - tana / 1 + cota