In 1998 the postal rate to mail the package was 40 cents for the first ounce and 25 cents for each additional ounce or part of an ounce what did it cost to mail a package that weighed 7.7 ounces

Suppose that x and y are both differentiable functions of t and are related by the given equation. use implicit differentiation with respect to t to determine startfraction dy over dt endfraction in terms of x, y, and startfraction dx over dt endfraction .

Josephine has a great garden with and area of 2x2 + x - 6 square feet

Acylinder has volume 45π and radius 3. what is it’s height?