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Q: If x + 1, 2x + 2 and 5x + 2 form a geometric sequence, find the value of the first term. O 4 O 2 O 5

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Q: a₁ = 3,r=2,n=8

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Q: Find a, and an for the arithmetic sequence. as = - 2, ag = 10 a4 = an %3D

A: nth term of AP is given by, an= a+(n-1)d

Q: The first term of a geometric sequence is 25 and the second term is 50. Find the common ratio. A.0…

A: topic- geometric sequence r=common ratio=an+1an

Q: Write the first five terms of the geometric sequence. a 1 = 6; r = 3

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

A: 1. Let the given sequence is -3, -2, ...., ..... , 1 Let a1 = -3, a2 = -2 d = a2 - a1 d = -2 - (-3)…

Q: There are 33 coins to be distributed among Rajan, Reddy and Rockstar, Rajan is youngest so his share…

A: Arithmetic progression: A sequence of numbers in which the difference between any two consecutive…

Q: 1,22,3,3.5,4.75,.. q = 4(a)-2 an a, =6(a) a, =7-a

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Q: Find a formula for the nth term of the sequence. V3. VV3. VVV3....

A: We write a few first terms using exponents.

Q: -7,-30,-122,... O4=4(a)-2 %3D (a) +a;n23 an a, = 6(a) %3D a =7-a1

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Q: Find the 9th and 10th terms of the sequence an = 3n + 2. The 9th term is The 10th term is

A: We need to find 9th and 10th term of sequence given.

Sequence and Series

A sequence is defined as a collection of things. Series is defined to sum the things one by one in the sequence.  It was invented by German mathematician Carl Friedrich Gauss.