1. the area a = _r2 of a circular oil spill changes with the radius. at what rate does the area change with respect to the radius when r = 3ft?
6_ ft2/ft
3_ ft2/ft
6 ft2/ft
9_ ft2/ft
2. the height of a cylinder with a fixed radius of 6 cm is increasing at the rate of 3 cm/min. find the rate of change of the volume of the cylinder (with respect to time) when the height is 20cm.
36_
108_
360_
none of these

Fixed rate mortgage offer: purchase price: $170,000 down payment ($34k): 20% term: 30 years interest rate: 4.25% property tax (yearly): $1,500 homeowner’s insurance (yearly): $1,000 use this example from a fixed-rate mortgage calculator to you answer the questions. keep the page open after you complete this question. according to the calculator, the monthly payment demarco and tanya should anticipate paying for principal and interest is $208. $877. $669. $1,200.