Part A: If r = 4 units and s = 2 units, write an expression that can be used to calculate the surface area of the cone. (4 points) 580/= 4 united + r6

Part B: What is the surface area of the cone? Show your work. (6 points)

Which of the following is the rational exponent expression of 6 root f

Acolony contains 1500 bacteria. the population increases at a rate of 115% each hour. if x represents the number of hours elapsed, which function represents the scenario? f(x) = 1500(1.15)" f(x) = 1500(115) f(x) = 1500(2.15) f(x) = 1500(215)

The cost of using a service is $0.25 per min. what equation correctly represents the total cost c, in dollars, for d days of use?