Answer:
Step-by-step explanation:
a: Wrong. The first thing that you have to notice is that the sum goes to infinity. If you want k=4 to be the last condition, then take out the 3 dots.
b: That's the answer.
c: wrong. You get a real mess when you let set k = 0. Try it on your calculator.
1 ÷ 0 = Watch carefully as your calculator mentally melts down.
d: wrong. It's just not right. The highest power is k^2. There is no way to get k^3
The volume of the shaded region is 1650 cubic feet.
If he sang the same number of songs each month, he sang 80 songs per month.
960/12 (months) = 80 (songs per month)
The answer is the third choic, or the line with the same slope.