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
231320 Questions
0
466
1
please help
For each number from 1 to 99, Andrew wrote down the sum of its digits. What is the mean of the numbers Andrew wrote down?
●
Guest
Aug 15, 2020
0
464
1
number theory
Find the largest integer that divides all numbers of the form n^3 - n, where n is a positive integer.
●
Guest
Aug 15, 2020
+1
659
9
+226
please help thank you in advanced!
Let and . Then what is the magnitude of?
●
●
●
●
●
●
●
●
●
littlemixfan
Aug 15, 2020
0
463
2
circle geo
Find the length of UT + CV.
●
●
Guest
Aug 15, 2020
0
564
3
+234
Help
IF f(x) = -2x+5 what is f(-3x) equal to?
a) -6x - 5
b) 6x + 5
c) 6x - 5
read more ..
●
●
●
BLANK
Aug 15, 2020
0
298
1
please help
Find the area of the shaded region.
●
Guest
Aug 15, 2020
0
355
1
i need help!
My tutor is yelling at me
●
Guest
Aug 15, 2020
Aug 14, 2020
0
518
2
In triangle ABC we have , a=27 and c=48 What is b? Note: a is the side length opposite A etc.
In triangle ABC we have , a=27 and c=48 What is b?
Note: a is the side length opposite A etc.
please help
●
●
Guest
Aug 14, 2020
0
840
3
HELPME!?!?!?
A circle is centered at $O.$ The tangent to the circle at $P$ is extended to $Q.$ Line segment $\overline{QS}$ intersects the circle at $R.$ Given that $OS = 2,$ $SR = RQ = 3$, and $PQ = 6$, find the radius of the circle.
[asy] unitsize(2
read more ..
●
●
●
Guest
Aug 14, 2020
+1
518
1
+46
Help me please???
Write as a decimal. Please help, or give me the answer. Thanks
●
VoidAsks
Aug 14, 2020
+1
590
3
A quadratic of the form has roots of and The graph of is a parabola. Find the vertex of this parabola.
A quadratic of the form has roots of and The graph of is a parabola. Find the vertex of this parabola.
●
●
●
Guest
Aug 14, 2020
0
393
1
help me i'm stuck
Find the height of the cylinder.
●
Guest
Aug 14, 2020
0
593
4
Find constants A and B
Find constants A and B such that
(x+7)/(x²-x-2)+a/(x-2)+b/(x+1)
for all x such that x is not equal to -1 and x is not equal to 2. Give your answer as the ordered pair (A,B).
read more ..
●
●
●
●
Guest
Aug 14, 2020
0
439
1
please help
I need to find x, y, u, and v. I have no idea.
●
Guest
Aug 14, 2020
0
317
1
i need help
Please fine me the solution
●
Guest
Aug 14, 2020
-1
672
1
help plz!
The largest value of $x$ that satisfies $\sqrt{x+1}=x$ can be written as $\dfrac{a+\sqrt{b}}{c}$ where $c$ has no common factor with $a$ and $\sqrt{b}$ and $b$ is not divisible by the square of any integer greater than 1. What is the value of $a+b+c$?
read more ..
●
Guest
Aug 14, 2020
0
498
1
confusing question
Which of the following points is not collinear with (3, 6) and (-2, -9)?
A. (0, -3)
B. (3, 6)
C. (-1, -6)
D. (0, -4)
●
Guest
Aug 14, 2020
0
617
4
please help i still dont get it and dont give me link to other website plz
Earth is roughly 8000 miles in diameter.
(a) I'm riding in a hot air balloon 1 mile above the surface of earth. Approximately how far away is the horizon? (In other words, how far away is the farthest point on the surface of Earth
read more ..
●
●
●
●
Guest
Aug 14, 2020
0
343
1
please help me
Find the exact values of A and B. I tried doing it...adn don't know how to proceed...thanks
●
Guest
Aug 14, 2020
0
338
3
algebraic equation
Solve 64^x = 16^(x−1)
●
●
●
Guest
Aug 14, 2020
0
345
6
Endless pattern help
How would I do this?
I amn't too good with geometric sequences
●
●
●
●
●
●
Guest
Aug 14, 2020
-1
468
2
+3
help ASAP plz
I have pieces of strawberry candy (all identical) and pieces of rhubarb candy (all identical). Find the number of ways I can distribute this candy to children.
help plz!
●
●
sorrcerx
Aug 14, 2020
«
latest
9251
9250
..
6938
6937
6936
6935
6934
..
2
1
»
Post New Question
1 Online Users
Top Users
+128731
CPhill
moderator
+118613
Melody
moderator
+33616
Alan
moderator
+14935
asinus
moderator
+9664
MaxWong
+3144
admin
administrator
+2440
GingerAle
+1791
tomtom
+1679
wiseowl
+1612
bader
+1242
LiIIiam0216
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.