Find the sum of the first 11 terms of the geometric sequence 4, -4, 4, .. 4

Q: Write a recursive formula for the sequence 15, 26, 48, 92, 180, .... Then find the next term.

A:

Q: Which term of the arithmetic sequence 1, 9, 17, 25, ... is 345? It is the th term.

A:

Q: O -31,350 O-33,150 -35,000 O -36,900

A:

Q: Determine the sum of all the 1st 71 terms of sequence 2, 5, 8, 11, 14. a. 7590 b. 7600 c. 7597…

A: Here, a1=2,a2=5d=a2-a1=5-2=3

Q: Which term of the arithmetic sequence 7,12,17,... is 352?

A: an=a+(n-1)d

Q: Find the 53rd term of the arithmetic sequence 27, 11, -5, ...27,11,−5,...

A: The given arithmetic sequence is  27, 11, -5, ...............  The first term a = 27 difference d =…

Q: Find the sum of the first 14 terms of the geometric sequence: , 3, -6, 12, ...

A: Given geometric sequence is,