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If a galaxy has an apparent radial velocity of 2000 km/s and the Hubble constant is 70 km/s/Mpc, how far away is the galaxy in units of Megaparsecs (Mpc)? Why do we see the cosmic microwave background (CMB) in every direction in the sky? Describe what is meant by the phrase “habitable zone.”...

I have the samsung flight, and I unlocked it so I can use it for tmobile. Everything great except I can't send or receive multimedia! How do I fix this?