Consider the expression.
6.60 6-3
| Which statements are true about the expression? Check all that apply.

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.

What set does not contain -3 the set of all real numbers the set of all integers the set of all whole numbers the set of all rational numbers

Complete the solution of the equation. find the value of y when x equals to 6 4x+y=20