Determine which relations represent functions. If the relation is not a function, state why not.

a. y = 3*

If the speed of an electromagnetic wave is 100,000 cm/s and its wavelength is 100 cm, what is its frequency? a) 100,000 cycles per second (hz) b) 1 × 10-3 cycles per second (hz) c) 10,000,000 cycles per second (hz) d) 1,000 cycles per second (hz)

Michael is training for a marathon. in his first week he plans to run 8miles. what path should he take

Justin has 750 more than eva and eva has 12 less than justin together they have a total of 63 how much money did