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
All Answers
358888 Answers
Questions
Answers
Sort:
Start Date
Start Date
Recently Updated
Most Answers
Most Viewed
#1
+3147
0
V=(4/3)*pi*r^3
[input](4/3)*pi*(10cm)^3[/input]
admin
Mar 20, 2012
#1
+3147
0
[input]300000 * (1/48)[/input]
admin
Mar 20, 2012
#1
+3147
0
[input]1/4 + 1/3[/input]
least common multiple of 4 and 3:
[input]lcm( 4, 3 )[/input]
12/4 = 3
(3*1)/(3*4) = 3/12
12/3 = 4
(4*1)/(4*3) = 4/12
3/12 + 4/12 = 7/12
admin
Mar 20, 2012
#1
+3147
0
[input]81^(3/4) / 81^(1/2)[/input]
admin
Mar 20, 2012
#1
0
JA; DAS STIMT
Guest
Mar 20, 2012
#2
+2
0
this should not be a problem. Its the same as saying 3 multiplied by 4 = 12
uzoezie22
Mar 20, 2012
#1
0
the answer should be 12 considering 3x4 is 12
Guest
Mar 20, 2012
Mar 19, 2012
#1
+3147
0
[input]5 1/2 + 1/2[/input]
[input](1/2) * (1/3)[/input]
admin
Mar 19, 2012
#1
+3147
0
[input]82.4%[/input]
[input]0.824[/input]
admin
Mar 19, 2012
#1
+3147
0
[input]7*0.01eur+3*0.5eur+2*1eur[/input]
[input]53g+7*2.30g+3*7.8g+2*7.5g in g[/input]
admin
Mar 19, 2012
#1
+3147
0
[input]5.5[/input]
5.5 = 5+ 1/2 = 5/1 + 1/2 = (2*5)/(2*1) + 1/2 = 10/2 + 1/2 = 11/2
admin
Mar 19, 2012
#1
+3147
0
keronekow:
y+4x=27
xy+x=40
[input]solve( y+4x=27, x*y+x=40 )[/input]
admin
Mar 19, 2012
#1
+3147
0
[input]solve( F = 9/5 * C + 32, C)[/input]
admin
Mar 19, 2012
#1
+3147
0
[input]35 / 80[/input]
admin
Mar 19, 2012
#1
0
440/200=2,2
-->
300+2,2 = 660
Guest
Mar 19, 2012
#1
0
see
http://www.khanacademy.org/math/algebra/polynomials/v/factoring-trinomials-by-grouping-4
Guest
Mar 19, 2012
Mar 18, 2012
#1
0
(9-10)-(-6)
-4
9-10 = -1
-(-6) = +6
-1+6=5
5 divided by -4 = -5/4 or negative one and one fourth
Guest
Mar 18, 2012
#1
+3147
0
poor john:
How long is the rope?
donkey.png
admin
Mar 18, 2012
#2
0
r means recurring
Guest
Mar 18, 2012
#1
+3147
0
.
admin
Mar 18, 2012
#1
+3147
0
[input]12+16i[/input]
[input]abs(12+16i)[/input]
[input]arg(12+16i)[/input]
admin
Mar 18, 2012
#1
+3147
0
7^(6x)-2=10
7^(6x)-2+2=10+2
7^(6x)=12
logarithm on both sides:
ln( 7^(6x) ) = ln( 12 )
6x * ln( 7 ) = ln( 12 )
x = ln(12)/(6*ln(7))
x = 0.2128
admin
Mar 18, 2012
#1
+3147
0
.
admin
Mar 18, 2012
#1
+3147
0
[input]sin( 90 )[/input]
admin
Mar 18, 2012
#1
+3147
0
[input]solve( (x^2) + (y^2) = 16 , (4x^2) + (y^2) = 23 )[/input]
admin
Mar 18, 2012
10
25
50
100
200
500
«
latest
14354
14353
..
36
35
34
33
32
..
2
1
»
0 Online Users
Top Users
+130577
CPhill
moderator
+37200
ElectricPavlov
+3147
admin
administrator
+2828
Bosco
+2741
LiIIiam0216
+1944
tomtom
+1863
ABJeIIy
+1844
blackpanther
+1757
parmen
+1661
kittykat
+1536
learnmgcat
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.
