The surface area, S, of a sphere of radius r feet is S = S (r) = 4πr^2. Find the instantaneous rate of change of the surface area with respect to the radius r at r = 8.

Given the function f (x comma y) equalsStartFraction 1 Over StartRoot 36 minus 25 x squared minus 25 y squared EndRoot EndFraction , answer the following questions. a. Find the function's domain. b. Find the function's range. c.

A bag of chips costs $3.79 including tax. Mr. Connor wants to purchase chips for his class and has a $15 budget. Write an inequality to solve for the number of bags of chips Mr. Connor can purchase with his budget.

Factor the expression. 20g3 + 24g2 - 15g - 18

At an animal shelter there are 15 dogs, 12 cats, 3 snakes and 5 parakeets. What percentage of cats is the number of dogs?

A motel bills its customers by charging a flat fee for the first night and then adding on a fixed amount for every night thereafter.

Justin is going to pour milk into 4 glasses for his siblings. If he pours 2/5 pint of milk in each glass, how many pints of milk will he pour? how would I solve this question?

10 is 50% of what number?

Is your breathing rate normal? Actually, there is no standard breathing rate for humans. It can vary from as low as 4 breaths per minute to as high as 70 or 75 for a person engaged in strenuous exercise.

Sum of 2 numbers is 5 difference of the same 2 numbers is 9

How many miles is it from Honolulu to pearl harbor