Find the 46th term 112,101,90

A. -383
B. -629
C. -340
D. -607

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.

I’m really confused and need your assist me with this question i’ve never been taught

Find the dimensions of the circle. area = 64π in.² r= in.