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
237170 Questions
0
1143
1
how to solve 7y-3x=-27 and 4x-y-11=0
how to solve 7y-3x=-27 and 4x-y-11=0
CPhill
●
Guest
May 17, 2015
0
784
1
{ x∈ : x^2 - 4x + 12, |x^2 -x| > x(2-x^0)}
{ x∈
: x^2 - 4x + 12, |x^2 -x| > x(2-x^0)}
Melody
●
Guest
May 17, 2015
0
1427
3
+870
The unfortunate merchant
A merchant returns home , perky . His coin purse is full to bursting. Suddenly, a man flows on him, and tells him: "If you want to stay alive,
Gimme half of your money,
Plus twenty more pounds.
Or else..."
The unfortunate merchant
read more ..
Alan
●
●
●
EinsteinJr
May 17, 2015
0
825
0
+36-36+♢=56-36
+36-36+♢=56-36
♢=20
Guest
May 17, 2015
0
926
1
what is 5/100 turned into decimals?
what is 5/100 turned into decimals?
EinsteinJr
●
Guest
May 17, 2015
0
1026
1
thirty-seven marbles are shared between some children. Each child receives seven marbles and there are two marbles left over. How many child
thirty-seven marbles are shared between some children. Each child receives seven marbles and there are two marbles left over. How many children share the marbles?
●
Guest
May 17, 2015
0
804
0
Why does math even exist?
Why does math even exist?
Guest
May 17, 2015
0
927
2
? times (4+3)= 42
? times (4+3)= 42
Melody
●
●
Guest
May 17, 2015
0
853
4
√x=-2
√x=-2
CPhill
●
●
●
●
Guest
May 17, 2015
0
782
1
Add parenthesis to make the answer true. 20 + 12 / 4 + 4 = 4
Add parenthesis to make the answer true. 20 + 12 / 4 + 4 = 4
CPhill
●
Guest
May 17, 2015
0
1072
2
cos 48 x 13 should equal 8. something but its equals 0.01 something what have i done wrong?
cos 48 x 13 should equal 8. something but its equals 0.01 something what have i done wrong?
Melody
●
●
Guest
May 17, 2015
0
874
1
x^2-7+12=0
Solve the following quadratic equation
x^2-7+12=0
CPhill
●
Guest
May 17, 2015
0
1
3035
1
What is the sum of the measures of the interior angles of an 83 gon?
What is the sum of the measures of the interior angles of an 83 gon?
DarkBlaze347
●
Guest
May 17, 2015
0
934
2
how do you convert degrees to radians?
how do you convert degrees to radians?
Melody
●
●
Guest
May 17, 2015
0
900
1
36*(X+5)^2
36*(X+5)^2
DarkBlaze347
●
Guest
May 17, 2015
0
901
2
triangles
I have a triangle with C = 90 degrees and a c = 166 cm and last but not least an a = 130,96 cm
which formulas and calculations do i have to do to find out the missing lengths (A,b, B)
heureka
●
●
Guest
May 17, 2015
0
1569
1
For all real values of x, the function f(x) has the form: f(x)=(x2−4)−1. Select one value for v and one value for w that fulfills the condition that f(v) = w
For all real values of x, the function f(x) has the form: f(x)=(x2−4)−1. Select one value for v and one value for w that fulfills the condition that f(v) = w
Melody
●
Guest
May 17, 2015
0
937
2
+1836
This is my second question. Sorry for the trouble.
http://web2.0calc.com/questions/a-bag-contains-some-marbles-each-of-which-is-one-of-four-colors-red-white-blue-and-green-at-least-one-of-the-marbles-is-red-the-comp
Melody
●
●
Mellie
May 17, 2015
0
934
3
+1836
Hi guys! I still need help on two questions. I'll make another post for my other one. Thanks!!
http://web2.0calc.com/questions/six-points-on-a-circle-are-given-four-different-chords-joining-pairs-of-the-six-points-are-selected-at-random-what-is-the-probability-that
Melody
●
●
●
Mellie
May 17, 2015
0
2765
1
(1,3,5,7,9,11,13,15) + (1,3,5,7,9,11,13,15) +(1,3,5,7,9,11,13,15) = 30 Please help me choose the number to get 30
(1,3,5,7,9,11,13,15) + (1,3,5,7,9,11,13,15) +(1,3,5,7,9,11,13,15) = 30 Please help me choose the number to get 30
fiora
●
Guest
May 17, 2015
0
870
1
+4
Calc with NoScript and Adblock Plus
Hi,
In my Firefox this Calc not works. After slide GUI i can't click to any key.
Anyone cant help ?
read more ..
●
StuffX
May 17, 2015
0
1072
1
What is the calculation of 111111111×111111111
What is the calculation of 111111111×111111111
MathsGod1
●
Guest
May 17, 2015
0
1001
1
what divided by 20 =7
what divided by 20 =7
Mellie
●
Guest
May 17, 2015
0
883
1
what is 3/8x4/5x1/6
what is 3/8x4/5x1/6
MathsGod1
●
Guest
May 17, 2015
0
723
0
how do you shift
how do you shift
Guest
May 17, 2015
«
latest
9485
9484
..
1770
1769
1768
1767
1766
..
2
1
»
Post New Question
0 Online Users
Top Users
+130458
CPhill
moderator
+37165
ElectricPavlov
+33654
Alan
moderator
+15048
asinus
moderator
+3146
admin
administrator
+2290
GingerAle
+1776
bader
+1734
blackpanther
+1721
parmen
+1556
kittykat
+1493
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.