Write the first ten terms of a sequence whose first term is -10 and whose common difference is -2.

What could explain what happened when the time was equal to 120 minutes

8000 + 8800 + 8000 + 8 million + 80 trillion + another a katrillion equals

On a string instrument, the length of a string varies inversely as the frequency of its vibrations. an 11-inch string has a frequency of 400 cylces per second. find the frequency of a 10-icnch string.