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
237671 Questions
0
582
1
math
8 minus negative 4
●
Guest
Oct 9, 2015
0
527
1
need help
if you have 5.25 feet of wire priced at 20 cents per inch how much does the wire cost
●
Guest
Oct 9, 2015
0
460
0
what is negative 3sqaured+6timesnegative3+10
what is negative 3sqaured+6timesnegative3+10
Guest
Oct 9, 2015
0
506
1
tan
2+2 what is the tan of 87 deegres and an angle of 23
●
Guest
Oct 9, 2015
0
517
1
Juan feeds animals at a zoo. During the first part of May, the animals in his care ate 28.35 kilograms of food. For the entire month of May they ate 1.5 times
Juan feeds animals at a zoo. During the first part of May, the animals in his care ate 28.35 kilograms of food. For the entire month of May they ate 2.3 times that amount. How much food did they eat during May?
●
Guest
Oct 9, 2015
0
695
1
what is 17 and 5 over 8= -2(x+15)
what is 17 and 5 over 8= -2(x+15)
●
Guest
Oct 9, 2015
0
816
1
3.1277 E+002 Is this the same thing as 3.1277x10^2?
3.1277 E+002
Is this the same thing as 3.1277x10^2?
●
Guest
Oct 9, 2015
0
1297
1
Really hard question
In a lake, there is a patch of lily pads. Every day, the patch doubles in size. If it takes 48 days for the patch to cover the entire lake, how long would it take for the patch to cover half of the lake?
●
Guest
Oct 9, 2015
0
648
0
9 3/4 - 6.
9 3/4 - 6.
Guest
Oct 9, 2015
0
631
1
x=(63+131+92+54+78+95+35+154+87+108+78+220)/12
x=(63+131+92+54+78+95+35+154+87+108+78+220)/12
x=?
●
Guest
Oct 9, 2015
0
421
0
title
Guest
Oct 9, 2015
0
599
0
+79
???
how come to get meter per second to mile an hour you multiply 2.2369
Mathkid
Oct 9, 2015
0
568
0
+79
title
Mathkid
Oct 9, 2015
0
561
0
+79
title
Mathkid
Oct 9, 2015
0
709
1
find r
14868=14250(1+r/12)^36 r=?
heureka
●
Guest
Oct 9, 2015
+5
597
1
Help to solve an equation
I have got 2 equations y=ax+b y=3x^2+(2b-6)/x and they form a Tangent at x=1 what are the values of "a" and "b"?
Alan
●
Guest
Oct 9, 2015
0
487
0
factorising brackets
how to factorise (x+1)-(x-1)
Guest
Oct 9, 2015
0
564
0
15x1,0000
15x1,000
Guest
Oct 9, 2015
0
449
0
Halloween Help
A box contained 50 cent coins and 20 cent coins in the ratio 2:7. Peter took out some 20 cent coins, exchanged them for 50 cent coins and put the money back into the box. The ratio then became 2:3. Find the least possible amount of money in the box.
read more ..
Guest
Oct 9, 2015
«
latest
9505
9504
..
2208
2207
2206
2205
2204
..
2
1
»
Post New Question
2 Online Users
Top Users
+130544
CPhill
moderator
+33665
Alan
moderator
+15127
asinus
moderator
+2248
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.