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
237796 Questions
0
773
0
Use technology to find the p value for a right tailed test about a mean with n= 20 and a test statistic t= 2.2025
Use technology to find the p value for a right tailed test about a mean with n= 20 and a test statistic t= 2.2025
Guest
Jun 13, 2018
0
832
2
+62
Quick word problem help
8. The farm has horses and emus. The total number of legs on the farm is 120. How many of each animal are on the farm?
9. Sally spent $131 on shirts. Fancy shirts cost $28 and plain skirts cost $15. If she bought a total of 7 shirts
read more ..
●
●
Hamiltrash
Jun 13, 2018
0
805
1
Need help with this equation
32n + 3n - 2 = 0
●
Guest
Jun 13, 2018
0
778
1
Need some help with these two
A function has a horizontal asymptote of a vertical asymptote of and an -intercept at
Part (a): Let be of the form Find an expression for
read more ..
●
Guest
Jun 13, 2018
0
876
1
+4
What is (f•g)( x)?
What is (f•g)( x)?
f(x)=x^3-4x+2
g(x)=x^2+2
(f•g)(x)=
read more ..
●
Gothbaby
Jun 13, 2018
0
775
1
+81
The equation
The equation of the line that goes through the point (3,3) and is parallel to the line going through the points can be written in the form where
m is:
and b is:
●
Sloan
Jun 13, 2018
Jun 12, 2018
0
1572
2
which three ratios are equal to 4/12?
which three ratios are equal to 4/12?
●
●
Guest
Jun 12, 2018
0
1628
1
+81
Find the quadratic function
Find the quadratic function that has vertex (10, -7) and whose graph goes through the point (5, 168).
f(x)=
●
Sloan
Jun 12, 2018
+11
1905
1
+505
Help! Needs to be answered by today!
Arjay, Dorothy, Melissa, and Gray live in the same city.
Arjay and Dorothy live 2 miles from each other. Dorothy and Melissa live 5 miles from each other. Melissa and Gray live 3
read more ..
●
MobiusLoops
Jun 12, 2018
+1
759
2
+239
Factorials
What is the digit in the tens place in the sum 7! + 8! + 9! + ... + 2006!?
●
●
Firewolf
Jun 12, 2018
0
2218
1
+239
cars
There are 20 cars in my building's parking lot. All of the cars are red or white. Also, all the cars are either 2-door or 4-door. 12 of them are red, 15 of them are 4-door, and 4 of them are 2-door and white. How many of the cars are 4-door and red?
read more ..
●
Firewolf
Jun 12, 2018
0
1143
1
+121
In this triangle, what is the value of x?
rounded to the nearest tenth, thank you
●
AgentFatboy
Jun 12, 2018
-1
1075
1
help
Kirsty needs to hire a plumber to fix her house. The plumber charges $242_5$ dollars for every hour of labor and $367_{8}$ dollars for equipment. If the plumber works for $3.5_{10}$ hours, how many dollars (in base ten) will Kirsty owe the plumber?
read more ..
●
Guest
Jun 12, 2018
0
1258
1
+81
Half life
Human hair from a grave in Africa proved to have only 94% of the carbon 14 of living tissue. When was the body buried? The half life of carbon 14 is 5730 years.
The body was buried about _____ years ago
Hint: First find r , then find
read more ..
●
Sloan
Jun 12, 2018
0
5193
1
Give an example of a situation in which a percentage is greater than 100% (6TH GRADE MATH)
Give an example of a situation in which a percentage is greater than 100% (6TH GRADE MATH)
●
Guest
Jun 12, 2018
0
607
0
Write an inequality in slope intercept form for the graph below (-4,0) and (4,2)
Write an inequality in slope intercept form for the graph below (-4,0) and (4,2)
Guest
Jun 12, 2018
0
2275
3
+53
Let log base 4 of 3 = x. Then log base 2 of 27 = kx. Find k.
Let log base 4 of 3 = x. Then log base 2 of 27 = kx. Find k.
●
●
●
cormier123
Jun 12, 2018
0
874
1
probability distribution table, i went onto khan academy however i can't find anything helpful. Also my sibling won't help me.
A spinner has five sectors of equal size. The sectors are labeled 1, 2, 3, 4, and 5. The spinner is spun twice. X is the number of times an even number is spun.
Drag each bar on the horizontal axis to the correct location to create a probability
read more ..
●
Guest
Jun 12, 2018
0
744
0
+15
Differentiation
The differentiable functions x and y are related by the following equation:
Also,
read more ..
zxElementzx
Jun 12, 2018
0
530
1
a parking lot had 23 spaces in each of its rows then the lot was expanded and 4 spaces were added to each row if the lot has 8 rows , how
a parking lot had 23 spaces in each of its rows then the lot was expanded and 4 spaces were added to each row if the lot has 8 rows , how many spaces are there now ?
●
Guest
Jun 12, 2018
0
677
1
How many zeros and ones.....
How many zeros and ones(0s, 1s) are there between 1 and 100,000 inclusive? Remember that a number such as 111 has 3 "1s". Similarly, 1000 has 3 zeros and one "1". Thanks for help
●
Guest
Jun 12, 2018
-4
1058
1
+73
Solve_:
Solve_:
Answer: https://web2.0calc.com/questions/solve_33
read more ..
●
GAMEMASTERX40
Jun 12, 2018
-4
921
1
+73
_Solve:
Solve:
●
GAMEMASTERX40
Jun 12, 2018
-4
992
1
+73
Solve:
Solve:
●
GAMEMASTERX40
Jun 12, 2018
«
latest
9510
9509
..
5394
5393
5392
5391
5390
..
2
1
»
Post New Question
1 Online Users
Top Users
+130560
CPhill
moderator
+37191
ElectricPavlov
+15147
asinus
moderator
+2431
Bosco
+1821
blackpanther
+1761
parmen
+1572
kittykat
+1301
AnswerscorrectIy
+995
gnistory
+987
booboo44
+869
cooIcooIcooI17
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.