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
230624 Questions
-1
938
1
+1982
The weekly sales of golf balls increased from 5000 to 6000 during the Masters week. By what percent did the golf ball sales increase?
The weekly sales of golf balls increased from 5000 to 6000 during the Masters week. By what percent did the golf ball sales increase?
A) 10%
B) 17%
read more ..
●
macabresubwoofer
Nov 6, 2019
-1
1485
2
+1982
Which statement MUST be true given that a is positive and b, c, and d are all positive integers, and a < 1 < b < c < d.
Which statement MUST be true given that a is positive and b, c, and d are all positive integers, and a < 1 < b < c < d.
A) 1/a > b
B) b - d > c - d
read more ..
●
●
macabresubwoofer
Nov 6, 2019
-1
1654
2
+1982
A 25-foot ladder is leaning against the side of a house.
A 25-foot ladder is leaning against the side of a house. The top of the ladder is 20 feet above the ground. To the nearest degree, find the angle of elevation between the ground and the ladder.
A) 37°
B) 39°
read more ..
●
●
macabresubwoofer
Nov 6, 2019
-1
1146
3
+1982
If she averages walking 3 miles per hour, how long does Molly spend walking?
Molly walks to Raven's house, which is 3 miles due east of her house. Then she and Raven walk to the library, which is 4 miles due north of Raven's house. Molly then walks home. If she averages walking 3 miles per hour, how long does Molly spend walking?
read more ..
●
●
●
macabresubwoofer
Nov 6, 2019
-1
1436
1
+1982
What is the solution to 3x^2 + 4x - 8 = 0?
What is the solution to 3x^2 + 4x - 8 = 0?
A) x = -4 ± 4√7
<
read more ..
●
macabresubwoofer
Nov 6, 2019
-1
1064
1
+1982
What is the end behavior for the graph of the function f(x) = 9/10 log [–(x + 9)] + 10?
What is the end behavior for the graph of the function f(x) = 9/10 log [–(x + 9)] + 10?
A) It extends from the first quadrant to the fourth quadrant.
B) It extends from the second quadrant to the third quadrant.
read more ..
●
macabresubwoofer
Nov 6, 2019
0
1182
1
help
The equation MATH = COU + NTS can be made true if each of the letters M, A, T, H, C, O, U, N and S is replaced by a different digit and the equation is seen as the sum of two three-digit integers resulting in a four-digit integer. If C = 2, a solution can
read more ..
heureka
●
Guest
Nov 6, 2019
0
802
1
Given f(x)=5x+2 and g(x)=3x^2-4x, evaluate f(f(1))-g(g(2)).
Given f(x)=5x+2 and g(x)=3x^2-4x, evaluate f(f(1))-g(g(2)).
●
Guest
Nov 6, 2019
0
574
1
help pleaseeeee
Define f(x)=3x-8. If f^{-1} is the inverse of f, find the value(s) of x for which f(x)=f^{-1}(x).
heureka
●
Guest
Nov 6, 2019
0
527
1
help
The product of two inches and the circumference of a circle, in inches, is equal to the circle’s area. What is the length of the radius of the circle, in inches?
●
Guest
Nov 6, 2019
+4
917
12
+2862
Long lost Pictures
I changed my post because I thought it was too directed too a single person.
Anyways, these pictures might give some here nostalgia...
read more ..
off-topic
●
●
●
●
●
●
●
●
●
●
●
●
CalculatorUser
Nov 6, 2019
0
1122
19
help
An eight-digit integer is formed by repeating a positive four-digit integer. For example, 25,632,563 or 60,786,078 are integers of this form. What is the greatest common divisor of all eight-digit integers of this form?
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
Guest
Nov 6, 2019
-2
667
11
can you solve this? (CHALLENGE PROBLEM)
You do not have enough status here to present any question as a challenge question.
Let alone a whole stack of questions at one time.
We are not here to do all your homework for you.
read more ..
●
●
●
●
●
●
●
●
●
●
●
Guest
Nov 6, 2019
-3
663
4
Can you solve this?
GO AWAY
Find some other site to do all your homework for you.
●
●
●
●
Guest
Nov 6, 2019
0
958
1
help
Two distinct positive integers x and y are factors of 36. What is the least product xy that is not a factor of 36?
asinus
●
Guest
Nov 6, 2019
0
696
2
HHHEEEELLLLPPPPP
What is the answer to this problem: 9.25n+3.3=1.3-0.75n? What is N?
●
●
Guest
Nov 6, 2019
+2
982
2
+111
help!
What is the largest positive integer with only even digits that is less than 10,000 and is a multiple of 9?
thank you!
●
●
pinklemonade
Nov 6, 2019
0
1156
2
help
Square ABCD has side lengths of 13 units. Point E lies in the interior of the square such that AE = 5 units and BE = 12 units. What is the distance from E to side AD? Express your answer as a mixed number.
●
●
Guest
Nov 6, 2019
0
767
2
help
Find the sum of all possible values of the constant such that the graph of the parametric equations intersects the graph of the parametric equations at only one point.
●
●
Guest
Nov 6, 2019
0
705
3
help
Find the area enclosed by the graph of the parametric equations
●
●
●
Guest
Nov 6, 2019
0
441
1
help
A lattice point is a point with integer coordinates. How many lattice points with and are on the graph of the parametric equations
●
Guest
Nov 6, 2019
+1
740
3
+298
help!
1. Prove Fermat's Little Theorem
●
●
●
tomsun
Nov 6, 2019
0
642
1
help
For a set of five positive integers, none greater than 100, the mean is 1.5 times the mode. If 31, 58, 98, x and x are the five integers, what is the value of x?
tomsun
●
Guest
Nov 6, 2019
Nov 5, 2019
+1
460
2
Hyperbolas (Please help me:( ) 2 Questions
Question 1
I don't know what I'm doing with this one haha
<
read more ..
●
●
Guest
Nov 5, 2019
+1
798
5
+298
I am stuck on this problem for alcumus contest!
Evaluate
●
●
●
●
●
tomsun
Nov 5, 2019
«
latest
9223
9222
..
6110
6109
6108
6107
6106
..
2
1
»
Post New Question
4 Online Users
Top Users
+128475
CPhill
moderator
+118609
Melody
moderator
+33616
Alan
moderator
+14915
asinus
moderator
+9519
MaxWong
+3144
admin
administrator
+2440
GingerAle
+1791
tomtom
+1498
bader
+1105
parmen
+1032
kittykat
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.