PLEASE HURRY !! Which point is located at (2, -3)?

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.

Given the equation f(x)=a(b)x where the initial value is 40 and the growth rate is 20% what is f(4)

You are designing a rectangular pet pen for your new baby puppy. you have 30 feet of fencing you would like the fencing to be 6 1/3 feet longer than the width