The sixth term of a geometric sequence is 1215 and the third term is 45. Find the first term and the common ratio.

Q: The first term is 3500, and the common difference is 15. Which term of the sequence is 2795?

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Q: 9) -22, -8, .. ***. А) —15 С) -14 В) —17 D) -18

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Q: a₁ = 3,r=2,n=8

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Q: Find the 12th term of the geometric sequence 5, 20, 80, ...

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Q: 4 Find the number of terms in the geometric sequence 6, 12, 24, ..., 1536

A: The general terms of geometric sequence is, an=arn-1 where, a=first term r=common ratio n=no. of…

Q: 4. 2, 14, 36, 68, 110, .. 21 ·,18,- ,5, 2 3 55 -,39, ... 2 2 5.

A: The nth term of the sequence is pn^2+qn We have to find out p and q for the desired term.

Q: Write the general term for the geometric sequence 3, 6, 12, 24, 48, . . . .Then use the formula for…

A: we have to write the general term for the geometric sequence 3, 6, 12, 24, 48, . . . . also we have…

Q: Find the 35th term in the arithmetic sequence: 3, 9, 15, 21, ?

A: Formula Used: nth term of the arithmetic series Tn =a+(n-1)d where a is the first term d is the…

Q: Given a1 = 5 and a6 = 40 (the first and sixth numbers in an arithmetic sequence), find a20.

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Q: (2п)! An

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Q: The 5th term of a geometric sequence is 45 and the 8th term is 360. Determine the 20th term.

A: A sequence is a set of numbers that has a particular order or they obey a general form. The nth term…