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
237665 Questions
0
2020
3
Modulo inverse help please
When working modulo m, the notation a^-1 is used to denote the residue b for which , if any exists. For how many integers a satisfying 0 < a < 100 is it true that ?
Please hurry up guys!!
heureka
●
●
●
Guest
Aug 28, 2018
0
535
1
Multiples
Hey, what are the first five multiples of two?
Thank you
●
Guest
Aug 28, 2018
+1
2756
4
+73
This question is confusing
Santi and Vlado drove together from NY to New Orleans. Both drove the same amount of time, but Santi drove 75% as quickly as Vlado. If the drive took a total of 24 hours and New Orleans is 1304 miles from NY, approximately how many miles did Santi drive?
read more ..
●
●
●
●
mrlevan3
Aug 28, 2018
0
521
1
@CPhill HELP!
THE SECOND EQUATION WAS WRONG! IT WAS SUPPOSE TO HAVE THE ≤ SIGN!
Given the system
y > -2
x + y ≤ 4
Name an ordered pair that IS a solution to this system, name an
read more ..
●
Guest
Aug 28, 2018
0
524
5
Mathematics
Given the system
y > -2
x + y < 4
Name an ordered pair that IS a solution to this system, name an ordered pair that IS NOT a solutions, and explain how you know that this is a solution
read more ..
●
●
●
●
●
Guest
Aug 28, 2018
0
1546
1
Bake Sale Question: HELLPP!!
A math club is having a bake sale as a fundraiser to raise money for an upcoming trip. They sell cookies at three for , cupcakes at each, and brownies at each. If it cost the math club to
read more ..
●
Guest
Aug 28, 2018
-1
427
0
LOSER
LOSER
Guest
Aug 28, 2018
0
1100
4
Please help!
I am confused by these questions. I need to find the volume of each one but I'm having a hard time. Please help! Thank you.
32) A prism 7 cm tall with a right triangle for a base with side lengths 6 cm, 8 cm, and 10 cm.
read more ..
●
●
●
●
Guest
Aug 28, 2018
+2
644
5
+2448
Please help asap
This one just looks confusing af. Could you maybe work out one and I work out the other?
●
●
●
●
●
RainbowPanda
Aug 28, 2018
0
598
2
help im confused
What values of x satisfy |x - 4| + |x + 4| <= 10$?
Express your answer in interval notation.
ive found out the answers of [4,5] or [-5,-4]
read more ..
●
●
Guest
Aug 28, 2018
+1
686
7
correct me?
The populations of six countries are listed in this chart. Arrange the population of the six countries from least to greatest. Explain how you solved this problem.
https://snag.gy/4FdRYT.jpg
read more ..
●
●
●
●
●
●
●
Guest
Aug 28, 2018
+1
634
2
Help pls
Jocelyn needs to study two stars for her astronomy research. She has narrowed her choices down to four stars that are located on a straight line from earth
https://snag.gy/u3wlfF.jpg
read more ..
●
●
Guest
Aug 28, 2018
-1
592
1
+4116
Last
Last
●
NotSoSmart
Aug 28, 2018
0
791
1
+818
hjep
Let Find the sum of all values of x such that f(x)=-5.
●
mathtoo
Aug 28, 2018
+2
1007
20
+2448
Please help >.<
Need help asap, Could you maybe answer the first couple and I try the next ones? Then correct me if i'm wrong because i really want to understand this.
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
RainbowPanda
Aug 28, 2018
-1
612
3
+4116
Help please
Help please
RainbowPanda
●
●
●
NotSoSmart
Aug 28, 2018
0
575
1
+4116
Help
Help
●
NotSoSmart
Aug 28, 2018
0
582
1
CORRECT ME?
Jocelyn needs to study two stars for her astronomy research. She has narrowed her choices down to four stars that are located on a straight line from earth
https://snag.gy/u3wlfF.jpg
read more ..
●
Guest
Aug 28, 2018
+1
839
2
+818
Wait
What is the domain of the function ? Express your answer in interval notation. First, I did: x^2-2x-24=0, and got the solutions x=6, x=-4, so the answer is [6,-4], but the answer is wrong! Help!
●
●
mathtoo
Aug 28, 2018
+2
1301
16
+2448
help asap please
I tried solving these but I gave up lol I could only get to the parts where you add the x values and add the y values
For example, for number 1, 7x+-14x=-7x and 2y-3y=-1y
read more ..
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
RainbowPanda
Aug 28, 2018
+1
912
1
+847
vertical.....
How many vertical asymptotes does the equation have?
●
ant101
Aug 28, 2018
0
585
4
+4116
Help
Help
●
●
●
●
NotSoSmart
Aug 28, 2018
-1
609
1
+4116
Help
Help
●
NotSoSmart
Aug 28, 2018
«
latest
9505
9504
..
5463
5462
5461
5460
5459
..
2
1
»
Post New Question
1 Online Users
Top Users
+130536
CPhill
moderator
+33665
Alan
moderator
+15127
asinus
moderator
+2228
Bosco
+1808
blackpanther
+850
cooIcooIcooI17
+762
history
+448
HiylinLink
+267
CInsbstnkng
+114
ikleyn
+113
thatgirlaj
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.