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
237784 Questions
0
1012
1
Variance and Standard Deviation
Fifteen randomly selected college students were asked to state the number of hours they slept the previous night. 8, 8, 10, 7, 12, 5, 12, 9, 11, 4, 11, 5, 7, 12, 4 (a) Find the variance, using graphing calculator.
●
Guest
Sep 20, 2015
0
721
11
Hello, Maths People, CORRECT ME PLEASE ! I tried :/
Hello,
Her's the problem : Shelly opens up a saving account that has pays simple interest at an annual rate of 0.18%. If she puts in $500 and does not touch it for 10 years ..
read more ..
●
●
●
●
●
●
●
●
●
●
●
Guest
Sep 20, 2015
0
541
1
how to use a geometric sequence formulas
how to use a geometric sequence formulas
●
Guest
Sep 20, 2015
0
534
1
Solve for b and c using addition or substitution
Solve for b and c using addition or substitution
159 b + 3.3 c = 1000 mg
2.3 b + 0.3 c = 18 mg
read more ..
●
Guest
Sep 20, 2015
0
515
1
Finding equation..
y+6=5/7x-5/7
●
Guest
Sep 20, 2015
+1
633
1
Please Help With Some Math
What is (1/3)-^2 simplified? The calculator won't simplify it.
●
Guest
Sep 20, 2015
+1
810
2
Hello, God Maths People, CORRECT ME PLEASE ! I tried :/
Hello,
Her's the problem : Jeff has an electric bill of $130.50 that is two months overdue.
read more ..
●
●
Guest
Sep 20, 2015
+6
821
2
+62
How display 100+ digits in one cell in excel by VBA ?
I want to display a number consisting of 100 digits or more in one cell in Excel. {nl} How do I do that by VBA in excel? {nl} many thanks in advance.
●
●
excel-droid
Sep 20, 2015
+1
634
2
math
what is 3-(x+7)=3(2x+1)
●
●
Guest
Sep 20, 2015
0
564
2
trig
need the degress of an angle, the two legs lengths ae 17 and 14
●
●
Guest
Sep 20, 2015
0
624
1
sqrt(90x^4y^2
sqrt(90x^4y^2
●
Guest
Sep 20, 2015
0
522
3
need help please, thanks.
m ^2 = 48
●
●
●
Guest
Sep 20, 2015
0
614
1
algbra 1
3*42-2(10^2-9^2)
●
Guest
Sep 20, 2015
0
1609
6
+26
Another assignment left unanswered need cphil expertise
Find the lateral area of the frustum of a regular square pyramid whose base edge are 6cmx12cm and whose altitude is 4cm
2.Find the volume of the frustum of a regular hexagonal pyramid if an edge of the lower base is 12 cm, a
read more ..
CPhill
●
●
●
●
●
●
CierDreaj
Sep 20, 2015
0
6537
1
AB and CD intersect at E. If measure of angleAEC=5x-20 and measure of angleBED=x+52, find measure of angleCEB?
AB and CD intersect at E. If measure of angleAEC=5x-20 and measure of angleBED=x+52, find measure of angleCEB? Someone please explain it to me step by step.
●
Guest
Sep 20, 2015
0
662
2
Hello, God People ! I beg you !
Hello,
Here's the problem : Sally buys a living room set ( sofa, chair and coffee table ) for $3380 including taxes sales. The store offers her a buy now pay later deal. If she does not pay by the end of three years she will
read more ..
●
●
Guest
Sep 20, 2015
0
533
0
absolute value question
what is f-6=f+8 ?
Guest
Sep 20, 2015
+5
622
2
How to solve (2/1)/(3/2)
how do you solve (2/1)/(3/2)?? thankful for help
CPhill
●
●
Guest
Sep 20, 2015
0
490
1
Percentage on a calculator
how do you work out a percentage on a calculator
●
Guest
Sep 20, 2015
0
631
2
How do you find the answer of this? I always get the wrong answer!
(-3)*7+(-2)*(-4)-(-8)*3-(-5)*(-6)
CPhill
●
●
Guest
Sep 20, 2015
0
541
2
Determine the value of the Natural number X in the equation below
what does X2 mean when it's in a equation like X2=1 ?
CPhill
●
●
Guest
Sep 20, 2015
0
496
0
0.2773500981126146 as a simplified fraction
0.2773500981126146 as a simplified fraction
Guest
Sep 20, 2015
+5
821
1
how does the fox say? How does the fox say?
how does the fox say?
●
Guest
Sep 20, 2015
+3
686
1
5x=15625
5x=15625
●
Guest
Sep 20, 2015
0
476
1
Help plz
What is 4 to the power of 4 divided by 3
●
Guest
Sep 20, 2015
«
latest
9510
9509
..
2085
2084
2083
2082
2081
..
2
1
»
Post New Question
0 Online Users
Top Users
+130516
CPhill
moderator
+118723
Melody
moderator
+15131
asinus
moderator
+2221
Bosco
+1844
blackpanther
+1580
kittykat
+1540
learnmgcat
+1309
AnswerscorrectIy
+1024
Hi6942O
+1022
gnistory
+1013
magenta
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.