GP members
The geometric sequence has 10 members. The last two members are 2 and -1. Which member is -1/16?
Correct answer:

You need to know the following knowledge to solve this word math problem:
Grade of the word problem:
Related math problems and questions:
- Tenth member
Calculate the tenth member of geometric sequence when given: a1=1/2 and q=2
- Geometric sequence 5
About members of geometric sequence we know: 3 a5:a3 = 27:25 7 a3 +5 a7 = 1 : 564 Calculate a1 (first member) and q (common ratio or q-coefficient)
- Sequence
Calculate what member of the sequence specified by (5n-2+15) has value 20.
- Determine 2426
Determine the first nine members of the sequence if a 10 = -8, q = -1.
- Five element
The geometric sequence is given by quotient q = 1/2 and the sum of the first six members S6 = 63. Find the fifth element a5.
- Consecutive members
The block has a volume of 1728 cm³. Determine the lengths of the edges a, b, c of the blocks for which a < b < c and a + b + c = 38 cm and whose numerical values in cm represent three consecutive members of the geometric sequence.
- Sequence - 5 members
Write first five members of the sequence a_n =(3n - (-1)^n) +2
- Calculate 22653
In a geometric sequence, the first term is 5, and the quotient is 4. Calculate the 4th, 6th, 10th member of this sequence.
- Five members
Write the first five members of the geometric sequence and determine whether it is increasing or decreasing: a1 = 3 q = -2
- Determine 2388
Determine the fifth member of the sequence if a1 = -32, q = 21
- Sum of series
Determine the 6-th member and the sum of a geometric series: 5-4/1+16/5-64/25+256/125-1024/625+....
- Liquid soap
Liquid soap lasted two weeks for one member of the family. How many days will last, if its use: a) two members b) 4 members c) seven members?
- Toothpaste 3479
A full tube of toothpaste is enough for one family member for six weeks. How long will three family members last?
- Members
A geometric sequence with six members has the sum of all six members equal to 63; the sum of the even members (that has even index) has a value of 42. Find these members.
- AS - sequence
What are the first ten members of the sequence if a11=22, d=2.
- Geometric sequence 4
It is given geometric sequence a3 = 7 and a12 = 3. Calculate s23 (= sum of the first 23 members of the sequence).
- Geometric sequence
In the geometric sequence is a4 = 20 a9 = -160. Calculate the first member a1 and quotient q.