Given the following quantities in an arithmetic sequence: a1 = 12, an = 3, Sn = 52.5 What is the common difference? O -1.5 O -2.5 O -0.5 O -3.5

Q: In the arithmetic sequence a7 = 34 and a15 = 74. What is the value of a21? Oa21 = 85 a21 = 109 Oa21…

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Q: Determine the common ratio for a geometric sequence where t4= -7 and t11= 114 688

A: Given : T4=-7    T11=114688 for geometric series  Tn=arn-1

Q: Given the geometric sequence: 40 400 a1 = 4, a2 a3 9 ... 81 find a formula for the nth term: an %3D

A: Given problem:- a1 = 4 , a2 =40/9 , a3 = 400/81 .....  find nth term of given geometric series

Q: Write the explicit formula of an arithmetic sequence given the information below: a10=102 and…

A: To write the explicit formula of an arithmetic sequence with the given information

Q: Evaluate S10. the sum of the first ten terms of the arithmetic sequence. a, = 3n, a40 = 11a %3D

A: To Evaluate S10 Given:  a1 =3π ,   a10 =11π Let a be first term and d be common difference of…

Q: Given the sequence: 13, 104, 832, 6656, … Write a rule for the nth term of the sequence.

A: We can find the general term as below.

Q: Caroline saves money in an arithmetic sequence: $250 the first year, another $450 the second, and so…

A: Given :  Caroline saves money in an arithmetic sequence First year = 260 ; Second year = 450 and…

Q: sequence

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Q: Find the 7th term of the geometric sequence: -1, -4.5, -20.25,... Answer:

A: Consider the given geometric sequence,We can use the explicit formula :   where   is the nth term,…

Q: In the arithmetic sequence: 17, 34, 51.... what is the common difference? Select one: a. 17 b. 52 c.…

A: Given the arithmetic sequence is 17, 34, 51, …

Q: %3| 6. Given the sequence defined by its nth term: {an} = {} a. he sequence, arithmetic or…

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Q: Find the sum of the first 50 terms of the arithmetic sequence: 16, 23, 30, 37, .. О 366

A: Given:  The given Arithmetic sequence is 16,23,30,37,.... To find :  Sum of first 50 terms of the…

Q: What is the explicit formula for the sequence if at 8 am a hospital patient has 100 mg of a…

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Q: Find the first 5 terms in the following sequence: a1 = 23, an = an 1+7, n> 2

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Q: Find the 10th term of the arithmetic sequence in which a1=12 and d = 9.1.

A: It is given that, a1=12d=9.1   It is known that nth term of arithmetic sequence can be found  by…

Q: Find the common ratio of the geometric sequence: {2, – 10, 50, – 250, 1250, ...} -

A: Topic - sequence and series r = common ratio r = an+1/an