True or False? When finding the average rate of change if an exponential function, the interval (3,5) means we want to use the points when x = 3 and
when y=5.

Which of the following is true for the relation f(x)=2x^2+1

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.

Rhombus adef is inscribed into a triangle abc so that they share angle a and the vertex e lies on the side bc . what is the length of the side of the rhombus if ab=c, and ac=b.