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
231266 Questions
0
539
2
Please prove this identity
sin^3a-8/sina-2
reinout-g
●
●
Guest
May 26, 2014
0
1032
1
Prove the identity
(cot^2B-cos^2B)/csc^2B-1=cos^2B
Alan
●
Guest
May 26, 2014
0
1903
1
sin^4A-cos^4A=1-2cos^2A
I need help showing that this is true: sin^4A-cos^4A=1-2cos^2A
Alan
●
Guest
May 26, 2014
0
705
2
What is a cubed number that = to 8000
What is a cubed number that = to 8000
GoldenLeaf
●
●
Guest
May 26, 2014
0
2066
0
antilogof 1.4E8
antilogof 1.4E8
Guest
May 26, 2014
0
569
1
how do you convert a fraction into a decimal
how do you convert a fraction into a decimal?
CPhill
●
Guest
May 26, 2014
0
559
1
whats one,plus two
whats one plus two???? pls help
●
Guest
May 26, 2014
+1
614
0
+118613
You may have more luck getting you questions answered if you put your pictures in the right way around.
You may have more luck getting you questions answered if you put your pictures in the right way around.
Your questions suggest that you are not terribly young so I think you can mangage this.
If you can't be bothered presenting
read more ..
Melody
May 26, 2014
0
335
0
i need help with my homework
Guest
May 26, 2014
0
375
0
i need help with my homework
Guest
May 26, 2014
0
383
0
i need help with my homework
Guest
May 26, 2014
0
1230
6
I need help with my homework.
reinout-g
●
●
●
●
●
●
Guest
May 26, 2014
0
858
2
+8
Inverse function
Hi, I can't figure out the inverse of f(x)=8x^3-6, can someone help me please?
Melody
●
●
Stacy
May 26, 2014
0
609
3
me and my roommate were thinking of diving the rent with the square feet of the area that we use ... but we are not sure how to do it ?
me and my roommate were thinking of diving the rent with the square feet of the area that we use ... but we are not sure how to do it ?
reinout-g
●
●
●
Guest
May 26, 2014
0
515
2
wanted to see what someone else got for this
simplify 3t^2-11t+6/3t^2+7t-6 divided by 9t^2-12t+4/3t^2/3t^2+7t-6
Melody
●
●
Guest
May 26, 2014
0
408
1
how tu speyll fgt? ty
how tu speyll fgt? ty
f=8
g=9
t=4
read more ..
●
Guest
May 26, 2014
0
664
2
Never Divide By Zero? HALP MEH
0/3=WHAT I DO NOT UNDESATND DIS
yukiChan
●
●
Guest
May 26, 2014
0
699
1
What is (-2-sqrtx)^2
What is (-2-sqrtx)^2
CPhill
●
Guest
May 26, 2014
0
647
6
need help with homework question
simplify z-8/z -5z-38/11z
reinout-g
●
●
●
●
●
●
Guest
May 26, 2014
0
487
1
where the h**l is the = sign
where the h**l is the = sign
Melody
●
Guest
May 26, 2014
0
482
1
please help with this
simplify assume all variebls represent non zero-numbers Algebra question (3x/y)^-5=
Melody
●
Guest
May 26, 2014
May 25, 2014
0
583
1
what is the answer to 20 + 20
hello i would like to know the answer to 20+ 20
TakahiroMaeda
●
Guest
May 25, 2014
«
latest
9249
9248
..
463
462
461
460
459
..
2
1
»
Post New Question
2 Online Users
Top Users
+128707
CPhill
moderator
+118613
Melody
moderator
+33616
Alan
moderator
+14931
asinus
moderator
+9664
MaxWong
+3144
admin
administrator
+2440
GingerAle
+1791
tomtom
+1679
wiseowl
+1610
bader
+1190
parmen
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.