On a map, shanti's house is located at (-5,6), the middle school is located at (-5,-4), and the elementary school is located at (4,-4). how far is shanti's house from the middle school

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.

An initial investment of $100 is now valued at $150. the annual interest rate is 5%, compounded continuously. the equation 100e0.05t = 150 represents the situation, where t is the number of years the money has been invested. about how long has the money been invested? use your calculator and round to the nearest whole number. years

Is this a polynomial function? i need to know asap