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
237641 Questions
0
463
1
Help quick
et $a,$ $b,$ $c$ be positive real numbers such that $a + b + c = 1.$ Find the minimum value of $a^2 + 2b^2 + c^2.$
●
Guest
Nov 13, 2019
+2
1706
15
+2864
The Euclidean Algorithm for finding Greatest Common Divisor
Can someonne explain this to me. I never learned it, and the resources that explain it on AOPS cost money.
A problem with the Euclidean Algorithm is like this:
read more ..
hectictar
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
CalculatorUser
Nov 13, 2019
0
733
1
fractions
What is 16.2 as an Improper fraction plz help
●
Guest
Nov 13, 2019
0
1967
4
help
The lenghts, in order, of four consecutive sides of an equiangular hexagon are 1, 7, 2, and 4 units, respectively. What is the sum of the lengths of the two remaining sides?
●
●
●
●
Guest
Nov 13, 2019
+1
849
2
+51
Limit Claculation
I think it is
read more ..
●
●
DimitrisThymaras
Nov 13, 2019
-1
866
8
+1995
2 questions
question 1
question 2.
read more ..
●
●
●
●
●
●
●
●
jjennylove
Nov 13, 2019
0
739
1
100 inbest on 6 % compoun profit for 1 year
100 inbest on 6 % compoun profit for 1 year
●
Guest
Nov 13, 2019
0
445
0
math
The graph of g(x) is a transformation of the graph of f(x)=3^x
https://prnt.sc/pwk3wf
read more ..
Guest
Nov 13, 2019
0
1440
4
help
A rectangle has a perimeter of 30 units and its dimensions are whole numbers. What is the maximum possible area of the rectangle in square units?
●
●
●
●
Guest
Nov 13, 2019
0
692
2
math
https://prnt.sc/pwiqnc
The graph of f(x) is stretched vertically by a factor of 4 to form the graph of g(x) .
What is the equation of g(x).
read more ..
●
●
Guest
Nov 13, 2019
0
1676
3
help
The equation x^2 - kx - 12 = 0 has only integer solutions for certain positive integers k. What is the sum of all such values of k?
●
●
●
Guest
Nov 13, 2019
0
797
10
Graph
For part A, I'm not sure what the answer is. I tried to do the others but I'm not sure if it is correct. Please check and help with A. Please show work especially if I'm wrong because
read more ..
●
●
●
●
●
●
●
●
●
●
Guest
Nov 13, 2019
0
1749
1
help
Math City has eight streets, all of which are straight. No street is parallel to another street. One police officer is stationed at each intersection. What is the greatest number of police officers needed?
●
Guest
Nov 13, 2019
0
891
1
+379
Help please!
deleted.
●
sinclairdragon428
Nov 13, 2019
0
1051
8
+379
Help please!
deleted.
●
●
●
●
●
●
●
●
sinclairdragon428
Nov 13, 2019
+1
894
4
+379
Question
deleted.
off-topic
●
●
●
●
sinclairdragon428
Nov 13, 2019
0
843
2
+1124
word problem
Then the last one for today...thank you all very much
Louis is 6 years older than Karen, but Karen is 4 years older than Heidi, The sum of their ages is 53. How old is Heidi?.
read more ..
●
●
juriemagic
Nov 13, 2019
-1
1028
9
+379
Help please!
deleted.
●
●
●
●
●
●
●
●
●
sinclairdragon428
Nov 13, 2019
0
854
4
+1124
Graph
Please show me how we plot this graph?
thank you kindly...
read more ..
Melody
●
●
●
●
juriemagic
Nov 13, 2019
-1
837
2
+1124
Simultaneous equation
3rd one for today..please..
Simultaneous equation:
read more ..
Melody
●
●
juriemagic
Nov 13, 2019
0
843
2
+1124
Solve for x
My second one for today:
Solve x:
read more ..
Alan
●
●
juriemagic
Nov 13, 2019
-1
1057
2
+1124
Exponential form
Hi my friends,
I have a few questions for today please, if you would be so kind...
read more ..
●
●
juriemagic
Nov 13, 2019
0
563
2
Write the numbers as a decimal number and in fractions
Write the numbers as a decimal number and in fractions
●
●
Guest
Nov 13, 2019
«
latest
9504
9503
..
6122
6121
6120
6119
6118
..
2
1
»
Post New Question
3 Online Users
Top Users
+130515
CPhill
moderator
+15127
asinus
moderator
+2152
Bosco
+1808
blackpanther
+762
history
+448
HiylinLink
+289
CInsbstnkng
+113
thatgirlaj
+112
ikleyn
+63
TheDeathlyHallows
+23
Dragononweb2.0calc
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.