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
232255 Questions
0
306
1
help with counting
A group of four girls (Alice, Beth, Cara, and Denise) and four boys (Evan, Francis, George,and Harry) decide to split into two teams to play a game of badminton, Alice and Evan are elected team captains, and they take turns picking players for their teams.
read more ..
●
Guest
Feb 20, 2021
-1
592
1
+39
Show that when the square of an (PLSSS HELPP)
Show that when the square of an odd integer is divided by 4, the remainder is always 1.
Let f(x) = x^2 − 2x. Find all real numbers x such that f(x) = f(f(x)).
●
winner08
Feb 20, 2021
0
460
4
help i rlly need fast answers thanks very much
How many solutions does the equation have for ?
●
●
●
●
Guest
Feb 20, 2021
0
641
2
PLSSSSS HELPPPPP function question (((PLSSSS ITS URGENTTT))))
Show that when the square of an odd integer is divided by 4, the remainder is always
Let f(x) = x^2− 2x. Find all real numbers x such that f(x) = f(f(x)).
●
●
Guest
Feb 20, 2021
0
483
1
f(x) function question(PLS HELP ANYONE>>> ITS URGENT)
Let f(x) = x^2 + 1 and g(x) = x − 3. Write an expression for f(g(x)).
●
Guest
Feb 20, 2021
0
469
1
Find the value of x, y, and z
Find the value of x, y, and z
●
Guest
Feb 20, 2021
0
674
1
What is the value of angle marked with x?
What is the value of angle marked with x?
CubeyThePenguin
●
Guest
Feb 20, 2021
0
774
2
equation math question.... PLS HELP>>> ANYONE!!!!
A creature on the moon throws a rock off a cliff. The height of the rock above the surface of the moon, in meters, t seconds after it is thrown is given by h(t) = −t^2+ 8t + 10. When does the rock hit the surface of the moon?
pls
read more ..
CubeyThePenguin
●
●
Guest
Feb 20, 2021
0
509
1
polygon
What is the sum of the interior angles of the polygon shown below?
●
Guest
Feb 20, 2021
0
683
1
In the given polygon, AO = 3x - 4, OC = 8. Find x
In the given polygon, AO = 3x - 4, OC = 8. Find x
●
Guest
Feb 20, 2021
0
366
2
geometry
Find the angle z.
●
●
Guest
Feb 20, 2021
+3
447
3
+379
Help, Thanks.
What is the minimum value of ?
●
●
●
calvinbun
Feb 20, 2021
0
642
2
wha number goes in the box math question, PLS HELP>>> ITS URGENT
4. What number goes in the box so that the quadratic is the square of a binomial? 9x^2 + 6x + ___
●
●
Guest
Feb 20, 2021
0
360
1
fraction
Add the same number to both the numerator and the denominator ofthe fraction 7/17, to change it to 3/5.
CubeyThePenguin
●
Guest
Feb 20, 2021
0
559
3
geometry
As shown in the diagram, PQ is the median of trapezoid ABCD where AB = 25 inches and CD = 38 inches. Find XY in inches.
read more ..
●
●
●
Guest
Feb 20, 2021
0
372
1
graphing question
The graph of y = f(x) is a parabola whose vertex is at (1,-2). The graph of y = f(x + 8) is also a parabola. Where is the vertex of the graph of y = f(x)? Write your answer as an ordered pair.
ElectricPavlov
●
Guest
Feb 20, 2021
0
378
1
graph question
The graph y = f(x) of is shown in red below. Find f(2). (Assume grid lines are spaced 1 unit apart.)
●
Guest
Feb 20, 2021
0
749
1
One gallon of paint covers 400 square feet.
One gallon of paint covers 400 square feet. What is the least amount of paint needed to paint the walls of a room in the shape of a rectangular prism with a length of 20 feet, a width of 16 feet, and a height of 10 feet? Write your answer as a decimal.
read more ..
ElectricPavlov
●
Guest
Feb 20, 2021
0
370
1
algebra
Solve (2x + 4)/(x^2 + 4x - 5) = (2 - x)/(x + 5).
CubeyThePenguin
●
Guest
Feb 20, 2021
0
780
1
maths pls help i need it
A scale model of a statue has a height of 15 cm.
The real statue has a height of 1.8 m.
The model and statue are both made of the same stone which has a density of 2.5 g/cm3.
The mass of the real statue is 432 kg.
Find
read more ..
●
Guest
Feb 20, 2021
0
365
1
+4
How We Can Find Critical Values Using T Distribution Table.
What is a T Critical Value?
https://criticalvaluecalculator.com/
read more ..
●
stefanenzi
Feb 20, 2021
0
1519
1
Find a cubic polynomial with integer coefficients that has $\sqrt[3]{2} + \sqrt[3]{4}$ as a root.
Find a cubic polynomial with integer coefficients that has $\sqrt[3]{2}+\sqrt[3]{4}$ as a root.
I've been working on this question for some time, but I haven't made any headway. Can somebody write a solution to this?
read more ..
●
Guest
Feb 20, 2021
0
669
1
What pattern do you notice?
What pattern do you notice?
3 digit number
All of my digits are odd
I am greater than 600
read more ..
●
Guest
Feb 20, 2021
«
latest
9289
9288
..
7401
7400
7399
7398
7397
..
2
1
»
Post New Question
1 Online Users
Top Users
+129270
CPhill
moderator
+118627
Melody
moderator
+33616
Alan
moderator
+14964
asinus
moderator
+12530
Omi67
moderator
+3144
admin
administrator
+2440
GingerAle
+1975
saseflower
+1839
tomtom
+1642
bader
+1519
LiIIiam0216
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.