Consider the polynomial p(x)= 16x^4-81y^4

Damon makes 20 cups of lemonade by mixing lemon juice and water. the ratio of lemon juice to water is shown in the tape diagram. lemon juice\text{lemon juice} lemon juice water\text{water} water how much lemon juice did damon use in the lemonade? cups

There are four paths from the cabin to the lake. and how many ways can you walk from the cabin to the lake back?

Evaluate x -2 y 0 / x 3 y -2 when x = 2 and y = 5