# Geometric Sequences - Page 4

Questions

- The first term of a geometric sequence is 160, and the common ratio is 0.5. What is the 5th term of the sequence?
- How do you find the explicit formula and calculate term 20 for 3, 9 , 27, 81, 243?
- How do you find the next three terms in the geometric sequence -16, 4, , , ... ?
- How do you find the next three terms in the geometric sequence 4, -2, 1, -, ... ?
- How do you find the next three terms in the geometric sequence 9, -3, 1, , ... ?
- How do you find the first 3 terms of the geometric sequence with a5 = -192 a9 = 1,536?
- How do you identify the 8th term of the geometric sequence -2, -12, -72 ...?
- What is the sum of the first 10 terms of this geometric sequence 3, –6, 12, –24, …?
- What is the nth term of the geometric sequence 2,10,50,250?
- How do you find the 13th term of the geometric sequence with a3 = 24 and a5 = 96?
- How do you identify the 15th term of the geometric sequence 52, 39, 29.25 …?
- How do you find the value of a if the infinite geometric series #a+ a^2 + 2^3 + ...... =4a#, a cannot equal to 0?
- Is the following a geometric sequence 1, -2, 4, -8, 16,…?
- The first term of a geometric sequence is 4 and the multiplier, or ratio, is –2. What is the sum of the first 5 terms of the sequence?
- The second term of a geometric sequence is 6 and the fifth term is -48. How do you find the tenth term of the sequence?
- What is the r value of the following geometric sequence 2, 6, 18, 54,…?
- What is the 9th term of the geometric sequence where a1 = -7 and a6 = -7,168?
- How do you find the number of terms in the following geometric sequence: -409.6, 102.4, -25.6,..., 0.025?
- Is the following a geometric sequence 3, 9, 27, 81,…?
- What is the recursive rule for the geometric sequence in #10, -80, 640, -5120#?