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
230842 Questions
0
875
1
+11912
clear and easy explaination
a number consist of two digits whose sum is 9 . 9 is subtracted from the number , the digits interchanged . find the number ?
CPhill
●
rosala
May 24, 2014
0
961
2
+8
How to find zeros for y=8x^2+12x+2
How to find zeros for y=8x^2+12x+2
CPhill
●
●
Stacy
May 24, 2014
+5
921
4
+11912
find them
the sum of two numbers is 45 and their ratio is 7:8 . find them ?
rosala
●
●
●
●
rosala
May 24, 2014
0
2830
1
a sphere has a surface area of 900pie feet squared. find the volume of the sphere
a sphere has a surface area of 900pi feet squared. find the volume of the sphere
CPhill
●
Guest
May 24, 2014
0
1920
5
hi! I want to know how to solve somthing like
hi! I want to know how to solve somthing like
x*x*x*x*x =12
without a calculator
I know that it's equal to x^5 = 12
read more ..
Bertie
●
●
●
●
●
Guest
May 24, 2014
May 23, 2014
0
4799
2
+22
PLEASE ANSWER! You roll a pair of number cubes. What is the probability of rolling a number less than 4 on both cubes?
You roll a pair of number cubes. What is the probability of rolling a number less than 4 on both cubes?
Can someone please work it out instead of just giving the answer.. like show how you worked it out.
A. 1/12
B. 1/4
read more ..
Melody
●
●
AngelAmy
May 23, 2014
0
760
2
+19
Ambu's allowance
Ambu has $56 her allowance money to buy books. If she buys 6 books at d dollars per book, she will have 56-6d of her allowance left. How much does she have left if the books cost $4.75 each?
nadiyah
●
●
nadiyah
May 23, 2014
0
1605
1
solve for x: x+6=.5^x
solve for x: x+6=.5^x
Alan
●
Guest
May 23, 2014
0
553
1
What happened to the earlier version of this where there were separate "Modes" like an equation mode?
What happened to the earlier version of this where there were separate "Modes" like an equation mode?
Alan
●
Guest
May 23, 2014
0
1554
1
At what point does the graph of 5x + 4y = 12 intersect the y-axis?
At what point does the graph of 5x + 4y = 12 intersect the y-axis?
CPhill
●
Guest
May 23, 2014
0
508
1
jack ran a 15 000 meter race in 1.8 hours. if he runs 20 km at the same speed how many extra minutes will it take to complete the race
jack ran a 15 000 meter race in 1.8 hours. if he runs 20 km at the same speed how many extra minutes will it take to complete the race
CPhill
●
Guest
May 23, 2014
0
518
1
how do you find cosine?
how do you find cosine?
●
Guest
May 23, 2014
0
621
6
+5
what is (1 and red)
what is (1 and red)
Melody
●
●
●
●
●
●
jusin
May 23, 2014
0
744
4
how to i get my answer in a fraction
how to i get my answer in a fraction
Melody
●
●
●
●
Guest
May 23, 2014
0
579
1
+15
what is the answer? 22+368-445-(4)+8754=?
what is the answer? 22+368-445-(4)+8754=?
nadiyah
●
RAG3PHONE
May 23, 2014
+3
4817
2
+15
what is 50 x 20?
what is 50 x 20?
RAG3PHONE
●
●
RAG3PHONE
May 23, 2014
0
1259
3
how do you create a vertical line with restrictions?
how do you create a vertical line with restrictions?
reinout-g
●
●
●
Guest
May 23, 2014
0
637
2
+4
quick question
regular price is $29 for a 1 gallon of hailo paint how much would four gallons of hailo paint cost
CPhill
●
●
tocoolforschool
May 23, 2014
0
1192
5
+46
12^x-2=20
12^x-2=20 ? Explain please
CPhill
●
●
●
●
●
AllSmilesAlways
May 23, 2014
0
674
1
log(1.230)+log(0.675)-log(0.0075+log(1278)
log(1.230)+log(0.675)-log(0.0075+log(1278)
CPhill
●
Guest
May 23, 2014
+5
1794
2
+11912
find the no. of boys
in a school of 5/7 of the students are boys . if there 300 girls find the number of boys ?
rosala
●
●
rosala
May 23, 2014
0
575
2
+11912
solve the equation
0.3(6+p)=0.4(8-p)
Alan
●
●
rosala
May 23, 2014
«
latest
9232
9231
..
460
459
458
457
456
..
2
1
»
Post New Question
2 Online Users
Top Users
+128570
CPhill
moderator
+118608
Melody
moderator
+33616
Alan
moderator
+14923
asinus
moderator
+9575
MaxWong
+3144
admin
administrator
+2440
GingerAle
+1791
tomtom
+1679
wiseowl
+1588
bader
+1133
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.