Which of the following is an arithmetic series with
5n? + In
the sum of the first n terms equal to (refer to photo)
A, 18 +13 + 8 +3 + + (23-5n)
B. 2+ 10 + 18 +26+ ... + (8n - 6)
c. 6+9+ 13 + 16+ + 3x + 3)
D.
6+ 11 + 16+ 21+ ... + (5 + 1)

Me figure out the process to determine x you appreciate it : )

Which of the functions graphed below has a removable discontinuity?

The numbers on a football field indicate 10 yard increments. you walk around the perimeter of a football field between the pylons. you walk a distance of 30623 yards. find the area and perimeter of the indicated regions. write your answers as mixed numbers, if necessary. a. one end zone: perimeter: yd area: yd2 b. the playing field (not including end zones): perimeter: yd area: yd2 c. the playing field (including end zones): perimeter: yd area: yd2