For two quantities x and y, if y is always a constant multiple of x, they have a(n) The value of the ratio y/x of two proportional quantities x and y is called the

An equation that shows that the two quantities are equal is a(n)

For f(x)=2x+1 and g(x)= x^2 -7, find (f•g)(x)

Evaluate the following expression 1/3^2

Abox contains 1 plain pencil and 4 pens. a second box contains 5 color pencils and 5 crayons. one item from each box is chosen at random. what is the probability that a plain pencil from the first box and a color pencil from the second box are selected? write your answer as a fraction in simplest form.