Draw each figure in the coordinate plane. Find the perimeter. i need help please explain the steps to​

What are the vertical asymptotes of the function f(x) =5x+5/x2 + x-2

Which inequality comparing two of the expressions is true when 0.7 < x < 0.9

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.