Register
Login
Username
Password
Login
forgot your password?
Home
Forum
+0
Formulary
Maths
Help
Complex Numbers
Integral Calculus
Differential Calculus
Equations
Graphs
Linear Algebra
Number theory
Percent
Standard Functions
Statistics
Trigonometry
Unit Conversion
Units
About
Imprint
Privacy Policy
Terms of Service
Credits
Google+
Facebook
Contact Email
Post New Question
All Questions
+0
237665 Questions
-1
732
3
+4116
Help 9
Help 9
●
●
●
NotSoSmart
Sep 17, 2018
-1
1083
1
+4116
Help 10
Help 10
●
NotSoSmart
Sep 17, 2018
-1
685
3
+4116
Help 11
Help 11
●
●
●
NotSoSmart
Sep 17, 2018
-1
742
3
+4116
Help 12
Help 12
●
●
●
NotSoSmart
Sep 17, 2018
0
598
1
+4116
Help 13
Help 13
●
NotSoSmart
Sep 17, 2018
0
699
3
+4116
Help 14
Help 14
●
●
●
NotSoSmart
Sep 17, 2018
-1
595
1
+4116
Help 15
Help 15
●
NotSoSmart
Sep 17, 2018
-1
646
4
+4116
Help 16
Help 16
●
●
●
●
NotSoSmart
Sep 17, 2018
-1
747
4
+4116
Help 17
Help 17
●
●
●
●
NotSoSmart
Sep 17, 2018
-1
598
2
+4116
Help 18
Help 18
●
●
NotSoSmart
Sep 17, 2018
-1
691
5
+4116
Help 19
Help 19
●
●
●
●
●
NotSoSmart
Sep 17, 2018
-1
716
11
+4116
Help 20
Help 20
●
●
●
●
●
●
●
●
●
●
●
NotSoSmart
Sep 17, 2018
0
3
3496
1
Trigonometry: Further Applications of Right Triangles
Hello! I am in an online trigonometry class and we currently have an assignment that asks us to solve this problem. I am slightly confused about it and where to even start. Any assistance on the process to solve this would be so greatly appreciated.
read more ..
●
Guest
Sep 17, 2018
0
1130
2
+108
number theory confuzzlement
In the prime factorization of 109!, what is the exponent of 3? (Reminder: The number n! is the product of the integers from 1 to n. For example, 5! = 5 * 4 * 3 * 2* 1 = 120.)
●
●
mathbum
Sep 17, 2018
0
945
1
+213
Definition of This Postulate?
Do any of you guys know the definition of the converse of alternate exterior angles postulate?
●
OwenT154
Sep 17, 2018
+5
1
1842
7
+118724
Try something new - Expansion challenge.
Find the coefficient of in the expansion of
read more ..
●
●
●
●
●
●
●
Melody
Sep 17, 2018
-1
663
1
+4116
Help
Help
●
NotSoSmart
Sep 17, 2018
0
725
1
lim(x->1) [(sqrt(x+a)+b)/(x^2-1)=1]
Please help to solve lim(x->1) (sqrt(x+a)+b)/(x^2-1)=1
lim(x->1) (sqrt(x+a)+b) / (x^2-1)=1
lim(x->1) (sqrt(x+a)+b) * (sqrt(x+a)-b) / [(x^2-1) * (sqrt(x+a)-b)] = 1
read more ..
●
Guest
Sep 17, 2018
0
2622
1
So confused... help!!
A closed form for the sum $$ S = \frac {2}{3+1} + \frac {2^2}{3^2+1} + \cdots + \frac {2^{n+1}}{3^{2^n}+1} $$
is $1 - \frac{a^{n+b}}{3^{2^{n+c}}-1},$ where $a$, $b$, and $c$ are integers. Find $a+b+c$.
●
Guest
Sep 17, 2018
«
latest
9505
9504
..
5490
5489
5488
5487
5486
..
2
1
»
Post New Question
1 Online Users
Top Users
+130536
CPhill
moderator
+33665
Alan
moderator
+15127
asinus
moderator
+2228
Bosco
+1808
blackpanther
+850
cooIcooIcooI17
+762
history
+448
HiylinLink
+267
CInsbstnkng
+114
ikleyn
+113
thatgirlaj
Sticky Topics
Some guidelines for question askers.
What is Happening 5
Again a number puzzle. Multiply in writing.
Loads of fun printable number and logic puzzles
¤¤¤¤Welcome To Web2.0calc¤¤¤¤
How to display latex properly
Feature Questions 1 - Started 8th May 19
How to upload a picture.
If a question is ticked that does not mean you cannot continue it.
Should you consider anything before you answer a question?
Geometry Thread
PUZZLES
LaTex Coding
/calculator/bsh9ex1zxj
Historical post!
What is happening? Wrap #4
Great Questions to Learn From 2
Great Answers to Learn From
Reference Material
Information for new people.