Quality Learning Support For Better Outcomes
First time here? Checkout the FAQs!
x
MathsGee is Zero-Rated (You do not need data to access) on: Telkom |Dimension Data | Rain | MWEB

0 like 0 dislike
52 views
Determine the value of P if $P = \sum_{k=1}^{13} 3^{k - 5}$
in Mathematics by Diamond (78,454 points) | 52 views

1 Answer

0 like 0 dislike
T1=3^-4 = 1/81

T2=3^-3

T3=3^-2

common ratio= 3,

hence geometric sum= a(r^n -1)/(r-1)

                                  = (1/81)(3^13 -1)/(3-1)

                                 = 9 841.49
by Diamond (44,036 points)

Related questions

1 like 0 dislike
1 answer
0 like 0 dislike
1 answer
0 like 0 dislike
1 answer
asked May 23 in Mathematics by Teddy Bronze Status (9,486 points) | 19 views
0 like 0 dislike
1 answer
asked May 23 in Mathematics by Teddy Bronze Status (9,486 points) | 22 views
Quick search syntax
tags tag:apple
author user:martin
title title:apple
content content:apple
exclude -tag:apple
force match +apple
views views:100
score score:10
answers answers:2
is accepted isaccepted:true
is closed isclosed:true

Join the MathsGee community and get study support for success - MathsGee provides answers to subject-specific educational questions for improved outcomes.



On MathsGee Answers, you can:


1. Ask questions
2. Answer questions
3. Comment on Answers
4. Vote on Questions and Answers
5. Donate to your favourite users

Enter your email address:

MathsGee Tools

Math Worksheet Generator

Math Algebra Solver

Trigonometry Simulations

Vectors Simulations

Matrix Arithmetic Simulations

Matrix Transformations Simulations

Quadratic Equations Simulations

Probability & Statistics Simulations

PHET Simulations

Visual Statistics

MathsGee ZOOM | eBook