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Geometric Series
Page 4
Questions (252)
A certain infinite geometric series has first term 7 and sum 4. What is the result when the third term is divided by the second
2 answers
asked by
Speedo
699 views
In a geometric series, suppose g2 = 2 and g6 = 162. What is gngn–1?
2 answers
asked by
francine
671 views
Can someone please help me with this problem? Thanks!
Evaluate the infinite geometric series: 8+4+2+1+... I thought you needed to
1 answer
asked by
Mercy
701 views
The concentration (in milligrams per liter) of an antibiotic in the blood is given by the geometric series
A + Aekt + Ae2kt + +
2 answers
asked by
Allyssa
655 views
Find the sum of a geometric series with the following values: a1=3; r=2; n=10
i got; 2,880
2 answers
asked by
Narancia Ghirga
642 views
given geometric series is 256+p+64-32 determine the value of p?
2 answers
asked by
Bianca
621 views
The sum of the first 6 terms of a geometric series with a common ratio of 2 is given by 126. Calculate the 5th term of the
2 answers
asked by
Anonymous
618 views
How do prove without using a formula , that the sum of the series 3²+3³+3to the power of 6+...to 20 terms is given by S20
2 answers
asked by
ABBY
571 views
I need some help with these quesitons
1. a1 = -1, and an = 4/3an-1 for n = 2, 3, 4, ___. What is the common ration, r, for this
5 answers
asked by
mysterychicken
558 views
1)Find a1 in a geometric series for which Sn=300,r=-3,and n=4
a.15 b.15/2 c.-15 d.1/15 answer=a 2)Find the sum of the infinite
2 answers
asked by
Marissa
569 views
Find the sum of a geometric series with the following values: a1=10; r=0.5; n=4
I got: 17.3205
2 answers
asked by
Pannacotta Fugo
532 views
calculate the infinite sum of a geometric series with first term 15,000 and common ratio by (1-1/10)
2 answers
asked by
john
508 views
If (3-x) + (6) + (7-5x) is a geometric series, find two possible values for
a x b the common ratio c the sum of the GO.
3 answers
asked by
Summer
503 views
Question:
Looking below is this answer correct? If you follow the math, you reach the entire population before 8 hours have
3 answers
asked by
Chris
494 views
Consider the infinite series of the form:
(+/-)3(+/-)1(+/-)(1/3)(+/-)(1/9)(+/-)(1/27)(+/-)...(+/-)(1/3^n)(+/-)... (A) Find x and
2 answers
asked by
Megan
522 views
What is the sum of the last 7terms of the geometric series with 𝑡3 = 3, 𝑡7 = 768 and the last term being the 10th term?
4 answers
asked anonymously
28 views
Find the indicated sum n sigma k=1 4(0.5)^k
2 answers
asked by
ELIJAH HAVA
487 views
The concentration (in milligrams per liter) of an antibiotic in the blood is given by the geometric series
A + Aekt + Ae2kt + +
2 answers
asked by
Alexis
519 views
Can someone please show me step by step how to solve this, I've been stuck.
Find the common ration r of the geometric series an
3 answers
asked by
mysterychicken
485 views
I'm having trouble with a geometric series problem.
Determine if the infinite summation of (-3)^(n-1)/4^n converges or diverges.
2 answers
asked by
Jace
506 views
Find the geometric series whose second term is 1.5 and the fifth term is 0.1875
2 answers
asked by
pam
462 views
sum of the geometric series (2 - 3^n) / 5^n
whats a and r?
9 answers
asked by
tom
449 views
determine the sum of the following geometric series
a. -1/32+1/16-...+256 b. 50 over sigma 8(.5)^n-2
1 answer
asked by
mike
461 views
Maria decides to donate $1 to her favorite charity the first week of the month and to double the amount she donates each week.
3 answers
asked by
swaggy Roxy
463 views
Identify the two series that are the same.
a. Sigma (lower n = 4; upper infinity) n(3/4)^n b. Sigma (lower n = 0; upper infinity)
1 answer
asked by
Jenny
474 views
determine the sum of the following geometric series
a. -1/32+1/16-...+256 b. 50 over sigma 8(.5)^n-2
1 answer
asked by
mike
460 views
What is the formula to find the 99th Triangular Number?
1 answer
asked by
Bob
467 views
Q1 -
Find the geometric means in the following sequence. -9, ___, ___, ____, ____, -69,984 A. -324, -1,944, -11,644, -69,999 B.
1 answer
asked by
A
463 views
Consider the infinite series of the form:
(+/-)3(+/-)1(+/-)(1/3)(+/-)(1/9)(+/-)(1/27)(+/-)...(+/-)(1/3^n)(+/-)... (A) Find x and
1 answer
asked by
Megan
475 views
Find a1 in a geometric series for which Sn=189,r=1/2,and an=3.
Sn=a1(1-r^n)/1-r 189=a1(1-1/2^3)/1-1/2 189=a1(-.5)/.5 189/-.25
1 answer
asked by
Jon
477 views
Find the sum of first n terms and the sum of first 5 terms of the geometric series
4 answers
asked by
Anonymous
426 views
A geometric series with the first term 7 converges to 70. What does the common ratio equal? What does the second partial sum
1 answer
asked by
Jim
438 views
Find a_7 in the geometric series in which S_5=-61 and the common ratio is -3
1 answer
asked by
jschlatt
29 views
Evaluate the following using the finite geometric sum formula.
7 E k=1 4^(k-1)
1 answer
asked anonymously
19 views
Find a subscript 7 baseline in the geometric series in which upper S subscript 5 baseline equals negative 61 and the common
1 answer
asked anonymously
19 views
Calculate upper S subscript 12 baseline for the geometric series 4 plus 10 plus 25 plus ellipsis.
(1 point) Responses 158,943.053
1 answer
asked anonymously
18 views
Calculate S12 for the geometric series 4+10+25+...
A. 158,943.053 B. 95,367.432 C. 63,575.621 D -345.990
1 answer
asked anonymously
43 views
Evaluate 9 sigma i=1 -28(-1/2)^i-1 using finite geometric sum formula. Round your answer to three decimal places
3 answers
asked anonymously
29 views
What is the sum of this geometric series? \sum_(k-1)^4 6^(k-1)
1 answer
asked by
willie
20 views
Calculate S_12 for the geometric series 256-128+64-32+… using the finite geometric sum formula. Round to the nearest three
1 answer
asked by
No
28 views
What is the sum of the geometric series 14+70+350+......+43750
1 answer
asked anonymously
10 views
What is the 6th term in the geometric series 256+128+64
1 answer
asked anonymously
23 views
My care calculated the sum to infinity of the geometry series 3 + 9 + 27 +....as follows:
Sub to infinity is equals to a/1 - 3
1 answer
asked anonymously
28 views
What is the common ratio of the geometric series below?
24 plus left parenthesis negative 8 right parenthesis plus start fraction
1 answer
asked anonymously
80 views
What is the sum of the first 12 terms of the geometric series below?
one-half plus 2 plus 8 plus 32 plus ellipsis (1 point)
5 answers
asked anonymously
55 views
What is the sum of the first 12 terms of the geometric series below?
one-half plus 2 plus 8 plus 32 plus ellipsis (1 point)
1 answer
asked anonymously
16 views
What is the common ratio of the geometric series below?
24 plus left parenthesis negative 8 right parenthesis plus start fraction
1 answer
asked anonymously
20 views
What is the common ratio of the geometric series below?
24+(-8)+8/3+(-8/9)
1 answer
asked anonymously
16 views
What is the sum of the first 12 terms of the geometric series below 1/2+2+8+32+
1 answer
asked anonymously
7 views
What is the sum of the first 12 terms of the geometric series below
1/2+2+8+32+...
1 answer
asked anonymously
8 views
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Parent Categories (19)
Algebra
Algebraic Equations
Algebraic Expressions and Equations
Arithmetic
Arithmetic and Geometric sequences
Decimals
Equations
Geometry
Infinite series
Math
Mathematics
Number Patterns
Number Theory
Proofs
Sequences and Series
Series
Series and Sequences
Series Convergence
Trigonometry