Which shows two expressions that are equivalent to (-)(2)? )(2) and (-) ) and (-1)(192) )(2) and (-1)(192) ) and (-)

When are two distinct non vertical lines parallel

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 is the relationship between all triangles that can be drawn given the same three angles