Enter the correct answer in the box.

Rewrite the polynomial -9x5 + 36x4 + 189x3 in factored form, using the factoring method you prefer.

If kn = 9 cm, mn = 21 cm, rs = 42 cm, and ps = 18 cm, what is the scale factor of figure klmn to figure pqrs?

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.

Place the following steps in order to complete the square and solve the quadratic equation,