15. Find the center, vertices, foci for the ellipse 3x² + 5y? + 12x – 60y + 177 = 0 16. Find the sum of first 50 terms of the arithmetic sequence -1,3,7, 11, -... (Make sure to use the appropriate formulas.) 17. Find the mumber of terms of the finite arithmetic sequence: 8,14, 20, 26, ..., 320. (Make sure to use the appropriate formulas.)

Q: For the sequence 1, 4, 7, 10, .. . its nth term is

A:

Q: The sum of n terms of two arithmetic progressions are in the ratio 5n +4 : 9n + 6. Find the ratio of…

A:

Q: I need to find the sequence {1/2, -1/3, 1/8, -1/30,...}

A:

Q: Two positive numbers x and y are in the sequence 4, x, y, 12. The first three numbers form an…

A:

Q: For the sequence 3, -9, 27, -81, ... determine the general term and t,

A: The given sequence is                                   3, -9, 27, -81, ............ We have to find…

Q: Identify the closed form for the sequence: 1,0, 3, 2, 5, 4, 7, 6, .... (Note: The answer should not…

A: Hello. Since your question has multiple parts, we will solve first question for you. If you want…

Q: Show that the sequence 9,12,15,18, ... is an AP. Find its 16th term and the general term.

A: We need to show that the sequence 9, 12, 15, 18, ... is an AP. Here, 12 - 9 = 15 - 12 = 3. And the…

Q: What is the nth term of the sequence 9, 13,17...

A: nth term of the sequence can be computed as                                      tn = a + (n-1) d…

Q: Find in the sequence 3, 7, 11, x... with y as its 9th term. a. b. C. d. е. 11

A:

Q: determine the closed formula that generates the sequence 1,2,4,8,16,32

A: The given sequence in the question is:

Q: find the 9th term geometric sequence a1=5; r=6 7th term a1=10; r=2 10th term a1=3; r=7

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: The strain of bacteria will double in size and then divide every 20 min. Let a, be the initial…

A:

Q: Find the seventh term of the arithmetic progression x, x+y, x+2y,....

A:

Q: find the 20 term in a geometric progression 1,2,4...

A:

Q: Find the 13th term of the geometric sequence 5,10,20..

A:

Q: Find G(r) for the sequence 0,0,0,2, -6, 18, -54, ...

A: We have to write Generating function:

Q: For the sequence 1,7,25,79,241,727dots simple formula for {an} is

A:

Q: Given the sequence of numbers write a recursive equation 6, -2, -10, -18, -26,...

A: An arithmetic sequence is a collection of numbers in which repetition is allowed and an arithmetic…

Q: Find the sum of the first 10 terms of the geometric progression 2, 4, 8, 16 …

A: To find the sum of the first 10 terms of the geometric progression 2, 4, 8, 16 ...

Q: Count the number of graphs that have the degree sequence 2,2, 2, 2, 2,1,1.

A:

Q: Sqq2DoRYrVZFLCTHhNWnXGY9g9uiznv27csfkWVKpS7A/viewform F.6 Write an equation for the nth term of the…

A:

Q: 17.) compute f-g ( Note: each term in the sec one of the following Should only be 0, 1, 2, 3, 4, 5,…

A: