_21. What are the first five terms of an arithmetic sequence whose 1t term is 2.6 and a common difference of -1.8? [A] 2.6,-4.68, -9.36,-14.04,-18.72 [B] 2.6,4,68,-9.36, 14.04,-18.72 [C]2.6,0.8,-1,-2.8,-4.6 [D]2.6,4.4,6.2,2.8,9.8

Q: 5. What is meant by the index of a term of a sequence?

A:

Q: What is the 5th term of the sequence defined by the formula Tn=2n2−5n+1.

A:

Q: What is the generating function for the sequence {ck},where ck represents the number of ways to make…

A:

Q: 1. Complete each arithmetic sequence with its missing terms, then state the rate of change for each…

A:

Q: Find the first 6 terms of the sequence with first term8 and nth term an = an-1 + 3.

A: Arithmetic Sequence :                                          An arithmetic sequence is a…

Q: A geometric sequence whose first term = 2 and whose sixth term = 64, i) find the first six terms ii)…

A: The nth term of a geometric progression or a geometric sequence with first term and common ratio r…

Q: Determine the first six terms of the sequence defined by t₁ = -5 and t = -3t-1 + 8. -5, 23, -61,…

A:

Q: Find the first 4 terms of the sequence with first term5 and nth term an = an-1 - 2.

A: Given: The first term of the sequence, a1 =5 And the nth term,…

Q: 14. The sum of the first 50 terms of the sequence 2, 8, 14, 20, 26, ...

A:

Q: Find the first term and the common difference of the arithmetic sequence whose 8th term is 1 and…

A:

Q: If the 100th term of an arithmetic sequence is 893, and its common difference is 9, then its first…

A:

Q: Find the sum of the first 40 terms of the arithmetic sequence whose first term is −15 and whose…

A: Given,         The sum of the first 40 terms of the arithmetic sequence whose first term is −15 and…

Q: -) Determine the first six terms of the sequence defined by t₁ = -5 and t = 3t-1 + 8. 5, 23, -61,…

A:

Q: Find the sum of the first 5 term of geometric sequence where first term is 3/5 and where common…

A:

Q: The sum of the first 20 terms of the sequence 0.7, 0.77, 0.777, ... is

A: The given sequence is 0.7,0.77,0.777,...... The sum geometric sequence with common ratio r<1 ,of…

Q: 2. The third term of an arithmetic sequence is x and a, = 19x + 6. Find the twelfth term. 3. Php…

A: given

Q: 4. What is the fourth term in the sequence defined as: a1 126 and an 3(an-1) - 5 %3D %3D

A: A sequence is a function which domain being the set of natural numbers and the range being the set…

Q: What are the first 5 terms of the sequence a_ =2n – a 'n - 1, where “, =5,

A:

Q: Determine the sum of the first 10 terms of the sequence whose general term is given by ((3^n) – 2).

A:

Q: 2 The common ratio of the sequence 13 1) - 2) 3 3) -- 4) --

A:

Q: What is the 11th term of the geometric sequence −1.5, −3, −6, −12, ...

A:

Q: What is the sum of the first 50 terms of the arithmetic sequence whose first term is a1=8, with…

A: We will find out the required value.

Q: It is a term between any two nonconsecutive terms of a geometric sequence. O common difference O…

A: Let's find.

Q: 17th term of the sequence 7,4, 1,......

A: For part (1) We have to find out the 17th term of the given sequence.

Q: 9. Find the partial sum of arithmetic sequence of 25 terms starting with 5, 10, 15, 20,.........

A:

Q: What is the 8th term of the geometric sequence 48, 24, 12, 6, 3, ...

A:

Q: Find the sum of the first 45 terms of an arithmetic sequence whose general term is given by 15 + 5n

A: Given that the general term arithmetic sequence is 15 + 5n.  And we have to find out the sum of…

Q: 10. a, = 6, ant1 an

A:

Q: How many terms are there in an arithmetic sequence with first  term 12, common difference −2, and…

A: Using formula.

Q: A sequence in which each term after the first differs from the preceding term by a constant amount…

A: A sequence in which each term after the first differs from the preceding term by a constant amount…

Q: Determine the sum of the first 8 terms of the geometric sequence. 3,-3, 3,

A: Given a geometric sequence.

Q: What is the sum of the first 13 terms of the given geometric sequence: 1,2,4,8,16,

A: To solve this problem, we use  the result of the sum of geometric sequence.

Q: sequence

A: We have to determine the common ratio of the given sequence

Q: Write a sequence that has four geometric means between 31 and -23,540,625. 31, 465, 6,975, 104,625,…

A: We have to find

Q: Write down the first six terms of the geometric sequence with first term 5 and common ratio -1.…

A:

Q: Find the sum of the finite geometric sequence whose first term is 1.6, whose ratio is 0.5, and which…

A: Gp

Q: what is the sum of the first four thousand terms of the geometric sequence with initial term 3 and…

A: Given first term of G.P, a=3 And common ratio, r=-1 Here, r<1 We know that if r<1 then sum of…

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

A:

Q: Find the sum of the first 8 terms of the geometric sequence. 139 9 27 27 81 - - - + 2 2 2 O A. 2…

A:

Q: Find the sum of the first 20 terms of the sequence 5, 10, 15, 20, ...

A:

Q: Find the sum of the first 10 terms of an arithmetic sequence formed by odd integers starting from…

A: The objective is to find the sum of first 10 terms of an arithmetic sequence formed by odd integers…

Q: the sum of the first 40 terms of the arithmetic sequence.   −16​,−25​,−34​,−43​,...

A:

Q: What is the 11th term of the geometric sequence −1.5,−3,−6,−12,…?

A: Given series ,-1.5 , -3 , -6 , -12 ,---first term , a1=-1.5Common ratio , r=-3-1.5=2

Q: Determine which sequence is not an arithmetic sequence. 10, 6, 2, -2, ... 0, 0.5, 1, 1.5, ... о-7,…

A: topic - arithmetic sequence

Q: 4. What are the first five terms of the sequence for a1--2 and an-2an-1+5?

A:

Q: a. What would be the population size in 7 years. b. Fund the sum of the first eight terms of the…

A: Given; P0=5000 Rate=2%=0.02 the sum of the first eight terms of the sequence 18,-14,12,.... Formula…

Q: If the 100th term of an arithmetic sequence is 600, and its common difference is 6, then its first…

A:

Q: Find the indicated nth partial sum of the arithmetic sequence. 6.3, 6.1, 5.9, 5.7,. . .,   n = 13

A: Given arithmetic sequence is  6.3, 6.1, 5.9, 5.7,...... we are given with arithmetic sequence, so…

Q: 23 Graph the first five terms of the arithmetic sequence that has an aj value of 12 and a common…

A: Solution is given below:

Q: Find the nth term of a sequence whose first several terms are given. 2/3, 3/4 , 4/5, 5/6

A: