Find an explicit formula for the geometric sequence -25,-50,-100,-200, .. Note: the first term should be d(1). d(n) = %3D

Q: If (a-1) , (a+3) and (a+12) are consecutive terms in a geometric sequence find the first term and…

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Q: Use the graph below to determine a, and d for the sequence. {(1, 17), (2, 14), (3, 11), (4, 8),…

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Q: Use an=a1+(n-1)d and gn=g1re-1 to find: the 19th term of the geometric sequence -2, -6, -18, -54 .…

A: Here the given series is a geometric progression. So to find any term in the series we use formula…

Q: (1 point) Find a formula for the general term a, of the arithmetic sequence (starting with a1): {4,…

A: a1=4 a2=-2 a3=-8 a4=-11 Note that commond difference d=-6

Q: Given the geometric sequence: -1, 6, -36, 216, . Which of the following represents the explicit…

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Q: (3) Consider the sequence x + 3,x + 7,4x – 2,.... (a) If the sequence is arithmetic, find x and then…

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Q: write the equation of this geometric sequence and find the value of the 9th term 1/3 , 1 , 3 , 9....…

A: First identify the series than find the nth term .

Q: Find an explicit formula for the arithmetic sequence Cn that is given below. Note that C1 = -2.…

A: you can clearly understand if you follow the below solution

Q: S= (7. -1, -9, -17, - 25, .

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Q: List the first 5 terms of the geometric sequence given a₁ = 84 and r= 0.5.

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

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Q: Find the 4 term of the geometric sequence 9, 54, 324, ... Answer:

A: Given : 9 , 54 , 324

Q: Determine the first five terms of the arithmetic sequence {an} with a1 = 4, and d = 8.

A: Given: to find first five terms of the arithmetic sequence with a1 = 4, and d = 8.

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

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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: Write the first 5 terms of each sequence a(1)=7,a(n)=a(n-1)-3 for n>2. 2. B(1)=2,b(n)=2•b(n-1)-1…

A: we have given relation in sequence.  We have to find the first 5 terms of the sequence

Q: n = Which term of the geometric sequence 2, 10, 50, ... is 19,531,250?

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Q: Write the first three terms in each of the sequence defined by the following: (i) a, = 3n + 2 (ii)a,…

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Q: 6. Find the tenth term of the sequence a, = (-1)" =(-1)"| 2n-1 2n+7

A: Using given formula of nth term to find 10th term

Q: he arithmetic sequence wit

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Q: Write the next term of this geometric sequence: -3, 24, ..

A: Given sequence :-3,24

Q: Find the rule for the geometric sequence given below. :3an-1 2-1 and ao an an - = 3.

A: The objective of the question is to find the rule for the given geometric sequence and to find the…