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
232716 Questions
+10
1853
1
+556
Mr. Jones has 6 children. Assuming that the gender of each child is determined independently and with equal likelihood of male and female, what is the
Mr. Jones has 6 children. Assuming that the gender of each child is determined independently and with equal likelihood of male and female, what is the probability that Mr. Jones has more sons than daughters or more daughters than sons?
●
arnolde1234
Jan 2, 2017
0
280
0
probability
(10,000)/(15)²
(10000)/(15)²+(12000)/(21)²+(20000)/(25)²=
(12000)/(21)²
read more ..
Guest
Jan 2, 2017
0
571
1
Complicated question
what is 5 + 6
●
Guest
Jan 2, 2017
0
748
2
Write an expression equivalent to the one below.
Write an expression equivalent to the one below.
-2m-8+4(3m-9)
read more ..
●
●
Guest
Jan 2, 2017
0
610
3
+10
hi plz solve this
●
●
●
Abhijeet123
Jan 2, 2017
0
874
2
Write an expression equivalent to the one below.
Write an expression equivalent to the one below.
-2m-8+4(3m-9)
●
●
Guest
Jan 2, 2017
0
498
1
solve for x
solve for x 9 = X + (10-X) * .8
●
Guest
Jan 2, 2017
+5
517
1
You are great! -IsabelleJ761
Thanks IsabelleJ761 for helping me with math. You make me understand it and I appreciate your time!
-Jules
●
Guest
Jan 2, 2017
0
639
1
how do you solve two step equations?
how do you solve two step equations?
●
Guest
Jan 2, 2017
0
514
1
+84
Math Help!
Are the two expressions below equivalent? Explain why or why not.
-3x+8 and 5x+10-2-8x
●
Nyesha_52
Jan 2, 2017
0
734
0
+495
For what value of "b" do these two circles meet up?
I have two circles.
( x - (1-b) )² + y² = b²
read more ..
LambLamb
Jan 2, 2017
0
510
1
6 over 1004
6 over 1004
●
Guest
Jan 2, 2017
0
448
0
limx→0 (tan5x) / (e^2X-1)
limx→0 (tan5x) / (e^2X-1)
Guest
Jan 2, 2017
0
359
0
i am having trouble using universal constants, specifically G and c. i am trying to calculate the Schwarzschild radius, but dont know what to fill in for
I am having trouble using universal constants, specifically G and c, the gravitational constant and the speed of light. I am trying to calculate the Schwarzschild radius, but dont know what to fill in for these constants. The equation
read more ..
Guest
Jan 2, 2017
0
1025
2
+84
Are the two expressions below equivalent? Explain why or why not.
Are the two expressions below equivalent? Explain why or why not.
4(x+2) and 4x+2
●
●
Nyesha_52
Jan 2, 2017
0
517
1
number sets
what does () mean?
●
Guest
Jan 2, 2017
0
1293
1
Thomas is training for a marathon. He runs the first 3 miles of his practice run at a constant speed. which function could be used to represented the distance
Thomas is training for a marathon. He runs the first 3 miles of his practice run at a constant speed. which function could be used to represented the distance Thomas runs, d ,in terms of his speed, s?
show work and steps
read more ..
●
Guest
Jan 2, 2017
0
354
0
how to input inverse trig functions. I would really like some help
how to input inverse trig functions. I would really like some help
Guest
Jan 2, 2017
0
741
5
+84
MAth help!
Shelby made $200 from selling candy bars, Large x, candy bars sell for $4 each and smaller y, candy bars for $2 each. Write an equation to represent how many of each type of candy she sold to earn the $200.
IsabelleJ761
●
●
●
●
●
Nyesha_52
Jan 2, 2017
0
1322
2
+10
sqrt(8^2*7*5^2-175) = 105
sqrt(8^2*7*5^2-175) = 105
●
●
Abhijeet123
Jan 2, 2017
0
2123
11
+502
Maths( Grade 10)
1. A kite of area 40 m^2 has one diagonal 2 m longer than the other. Find the lengths of the diagonals.
2. Find the length of a side of an equilateral triangle of area 10.2 m^2.
3. A rhombus has an area of 40 cm^2 and adjacent angles
read more ..
CPhill
●
●
●
●
●
●
●
●
●
●
●
Rauhan
Jan 2, 2017
0
482
1
+4
Make t the subject of the formula
Make t the subject of the formula: w = 4(2t -9)
●
PleaseHelpMe
Jan 2, 2017
0
545
2
The Question
what is 168 = 2?
●
●
Guest
Jan 2, 2017
0
388
1
Triangulate!.......
How many equilateral triangles can be formed from 9 matches of equal length? Thanks.
●
Guest
Jan 2, 2017
0
520
2
Age-old poetry!!
Five times seven and seven times three
Add to my age and it will be
As far above six nines and four
As twice my years exceeds a score! How old am I?
read more ..
●
●
Guest
Jan 2, 2017
«
latest
9307
9306
..
4114
4113
4112
4111
4110
..
2
1
»
Post New Question
1 Online Users
Top Users
+129567
CPhill
moderator
+118628
Melody
moderator
+33616
Alan
moderator
+14966
asinus
moderator
+12530
Omi67
moderator
+3144
admin
administrator
+2468
GingerAle
+1975
saseflower
+1847
tomtom
+1756
LiIIiam0216
+1656
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.