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
230848 Questions
0
888
1
+595
Which graph represents the function?
Which graph represents the function?
read more ..
●
jbouyer
Jan 16, 2018
0
789
5
+956
Composite Functions?
I don't understand exactly what it wants. So is it asking for a function like this:
2 functions:
They have 1 zero, They have no zeroes:
read more ..
●
●
●
●
●
Julius
Jan 16, 2018
0
622
3
Functions
Given that f(x) = 4x + k , and g(x) = x - 2 , find the possible value of m and k if f[g(x)] = mx + 8
●
●
●
Guest
Jan 16, 2018
0
713
1
Probability Problem
6 people are sitting around a table. Let x be the number of people sitting next to at least one woman and y be the number of people sitting next to at least one man. How many possible values of the ordered pair (x,y) are there? (For example, (6,0) is the
read more ..
●
Guest
Jan 16, 2018
0
479
1
Help
Consider two positive even integers less than 15 (not necessarily distinct). When the sum of these two numbers is added to their product, how many different possible values may result?
●
Guest
Jan 16, 2018
+2
1342
2
+113
root of the equation
If the height of an equilateral triangle is also a root of the equation y4-3y2-270, then the area of the triangle, in cm2 is,
A)
B)
read more ..
●
●
jonathanxu999
Jan 16, 2018
0
2856
1
Two parabolas are the graphs of the equations $y=2x^2-10x-10$ and $y=x^2-4x+6$.. Give all points where they intersect. List the points in or
Two parabolas are the graphs of the equations $y=2x^2-10x-10$ and $y=x^2-4x+6$.. Give all points where they intersect. List the points in order of increasing $x$-coordinate, separated by semicolons.
●
Guest
Jan 16, 2018
0
753
1
3 questions
Find all values of $s$ such that $(s + 4)(s - 3) ≤ 0$. Give your answer as an interval.
Find all values of $x$ that satisfy $x(x+7.5) > 38.5$. Give your answer as an interval.
read more ..
Alan
●
Guest
Jan 16, 2018
0
2009
1
+895
Angular and Linear Motion
The radius of a car wheel is 13 inches. How many revolutions per minute is the wheel making when the car is traveling at 40 mph?
●
AdamTaurus
Jan 16, 2018
0
1119
1
+895
Radians & Degrees
The skateboard ramp in the picture is calles a quarter pipe. The curved surface is determined by the radius of a circle. Find the length of the curved part of the ramp.
(Use the formula where is the arc length, is the
read more ..
●
AdamTaurus
Jan 16, 2018
0
789
1
+895
Radians to Degrees
How do I convert 4.6 to degrees? (Assuming that 4.6 is in radians.)
ElectricPavlov
●
AdamTaurus
Jan 16, 2018
0
1
1421
2
+101
I just dont understand why math throws these strange and wierd things at you
I have been told that 0.9999infinite is equal to 1
that 1.9999infinite is equal to 2
2.9999infinte is equal to 3
3.9999infinite is 4 and vice versa for all numbers with .9999infinite behind it.
read more ..
●
●
dom6547
Jan 16, 2018
0
1545
2
+119
Non-permissible values of x
Can't figure out all of the non-permissible values of (cot(x))/(2sin^2(x)-1).
So far I've got 0, 1 and pi +npi (n being any integer) but I'm not even sure if those are right. Any help would be much appreciated.
●
●
Aleguan
Jan 16, 2018
Jan 15, 2018
+1
849
1
+62
Angles w/ Statistics
In a certain Pentagon, the interior angles are a˚, b˚, c˚, d˚, and e˚ where a, b, c, d, and e are integers strictly less than 180. ("Strictly less than 180" means they are "less than and not equal to" 180.)
If the median of the interior
read more ..
●
LOL314jnl
Jan 15, 2018
0
490
1
Consider the equation
Consider the equation
a) Show that this equation is true when
b) Explain why this equation is not
read more ..
●
Guest
Jan 15, 2018
+1
727
4
+1450
Quick question
Find the fraction that equals 0.7266666666 (repeating 6's)
Not sure how to do this one, thanks!
●
●
●
●
AnonymousConfusedGuy
Jan 15, 2018
0
1625
1
Please help me with this question! Thanks!
For what values of a does the equation (a^2 + 2a)x^2 + (3a)x+1 = 0 yield no real solutions x? Express your answer in interval notation.
●
Guest
Jan 15, 2018
0
465
1
please help
Hi, I've been having trouble with some multi step inequalities.
28-7x<-4(-7x-7)
●
Guest
Jan 15, 2018
+2
987
1
+54
Science Help Earth
How does activity in the earth’s interior affect the earth’s surface?
●
Jdaye
Jan 15, 2018
+1
1267
1
The center of the circle with equation $x^2+y^2=8x-6y-20$ is the point $(x,y)$. What is $x+y$?
The center of the circle with equation $x^2+y^2=8x-6y-20$ is the point $(x,y)$. What is $x+y$?
●
Guest
Jan 15, 2018
«
latest
9232
9231
..
5164
5163
5162
5161
5160
..
2
1
»
Post New Question
7 Online Users
Top Users
+128578
CPhill
moderator
+118608
Melody
moderator
+33616
Alan
moderator
+14923
asinus
moderator
+9589
MaxWong
+3144
admin
administrator
+2440
GingerAle
+1791
tomtom
+1679
wiseowl
+1588
bader
+1133
parmen
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.