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
234937 Questions
0
395
0
help me preez
whats the answer to {9-[8-(1/3 + 1/4)x 6]}%{8-(1/3 + 1/2)x 6] please help me
show your work to
Guest
Jan 8, 2017
+5
2020
2
+561
Two mathematicians were both born in the last 500 years. Each lives (or will live) to be 100 years old, then dies. Each mathematician is equally likely to be
Two mathematicians were both born in the last 500 years. Each lives (or will live) to be 100 years old, then dies. Each mathematician is equally likely to be born at any point during those 500 years. What is the probability that they were contemporaries
read more ..
●
●
arnolde1234
Jan 8, 2017
0
1383
3
Chemistry
How many moles of nitrogen atoms would be found in 5.66 moles of Ba(NO3)2
●
●
●
Guest
Jan 8, 2017
0
726
1
is the law of cosines used to find an angle or a side on a triangle
is the law of cosines used to find an angle or a side on a triangle
●
Guest
Jan 8, 2017
+5
1371
1
+561
5 white b***s and k black b***s are placed into a bin. Two of the b***s are drawn at random. The probability that one of the drawn b***s is white and the
5 white b***s and k black b***s are placed into a bin. Two of the b***s are drawn at random. The probability that one of the drawn b***s is white and the other is black is 10/21. Find the smallest possible value of k.
Thanks!
read more ..
●
arnolde1234
Jan 8, 2017
0
404
1
Geometry Question
It says what is the perimenter of the rectangle with the verticies (-8,2) (0,4) (1,0) and (-7,-2)?
The answer has to be the nearest tenth of a unit.
●
Guest
Jan 8, 2017
0
334
0
geometry
how do you find x using sine on a right triangle x is 21 y is 23 ?
Guest
Jan 8, 2017
+5
6802
2
+561
We flip a fair coin 10 times. What is the probability that we get heads in at least 8 of the 10 flips?
We flip a fair coin 10 times. What is the probability that we get heads in at least 8 of the 10 flips?
CPhill
●
●
arnolde1234
Jan 8, 2017
+6
3193
1
+561
On the student government ballot at Dusable High School, the six candidates for president are listed first, followed by the four candidates for vice
On the student government ballot at Dusable High School, the six candidates for president are listed first, followed by the four candidates for vice president, followed by the five candidates for secretary and ending with the three candidates for treasurer.
read more ..
●
arnolde1234
Jan 8, 2017
0
749
1
maths
a bowl is a hemisphere with radium 6cm water fills two-fifths of the volume of the bowl the water is poured into a hollow cone the depth of the water is 12cm work out the radius of the surface of the water in the cone
●
Guest
Jan 8, 2017
0
484
1
The Cube of 10....
How many iterations are required to get the cubic root of 10 accurate to 10 decimal places using the following formula:
a(n+1) ={A/a^2(n) + 2a(n)} / 3, where a =first guess, A=10 in this case, n =number of iteration from: 0, 1, 2, 3.......etc. This
read more ..
●
Guest
Jan 8, 2017
0
510
3
Three Geometry Questions
Hi, I only need help with three geo questions, so if you can help that'd be great.
1. It says what are the steps used to construct a hexagon inscribed in a circle using straightedge and a compass?
Heres my order of the
read more ..
●
●
●
Guest
Jan 8, 2017
0
1615
1
between which two consecutive whole number does the 113 lie ?
between which two consecutive whole number does the square root 113 lie ?
●
Guest
Jan 8, 2017
0
336
0
what is 1+1
what is 1+1
Guest
Jan 8, 2017
0
374
0
Games Con
What is better Overwatch or Fifa 17?
Guest
Jan 8, 2017
0
412
1
help needed
how do I find the value of n if 3 to the power of n equals 5?
●
Guest
Jan 8, 2017
0
638
1
find n?
(nC4) = 5(nC3)
●
Guest
Jan 8, 2017
0
565
1
how to make mixed number on this calculator
how do you make a mixed number on this calculator?
●
Guest
Jan 8, 2017
0
670
2
what does a square bracket mean
what does a square bracket mean
●
●
Guest
Jan 8, 2017
0
444
2
my homework answer
το άθροισμα δυο διαδοχικών φυσικών αριθμών είναι 55.Αν ο μικρότερος είναι χ ,ποιος είναι ο άλλος.
●
●
Guest
Jan 8, 2017
0
685
5
Im sorry one last one
(2/3)x +50=330?
ElectricPavlov
●
●
●
●
●
Guest
Jan 8, 2017
0
554
2
help pls
how do you find the height of an equilateral triangle
●
●
Guest
Jan 8, 2017
0
509
1
Ok one more
what is 3+(1/4)*m=-2
●
Guest
Jan 8, 2017
0
672
2
Pre-trigonometry
Please help, if you already know the sine of a number, how can you find the number (and the number has to be between a certain set of numbers)
●
●
Guest
Jan 8, 2017
«
latest
9396
9395
..
4137
4136
4135
4134
4133
..
2
1
»
Post New Question
2 Online Users
Top Users
+118658
Melody
moderator
+37093
ElectricPavlov
+33653
Alan
moderator
+14985
asinus
moderator
+5265
rarinstraw1195
+3146
admin
administrator
+2653
LiIIiam0216
+2489
GingerAle
+1911
tomtom
+1837
NotThatSmart
+1758
bader
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.