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
234773 Questions
0
429
1
graph quadratic
What is the equation for this quadratic graph?
●
Guest
Aug 17, 2020
0
423
1
how to get equation
Find the equation of the line that contains the points (2,1) and (6,-3). Write the equation in the form y=mx+b and identify m and b
●
Guest
Aug 17, 2020
0
455
1
help plz with algebra
Which is a factor?
●
Guest
Aug 17, 2020
0
444
1
+4
HELP NEED
I SORRY BAD ENGLISH FOR. I NOT KNOW MANY ENGLISH. TEACHER MAKE ME MATH I DONT KNOW HOW TO DO. PLEASE HELP.
1x+sqrt((14^-2)/17)
PLEASE HELP I NEED.
DO FAST OR I FAIL
read more ..
●
MathBoiDude
Aug 17, 2020
0
369
2
help me!
Find constants A and B such that for all x such that x =/= -1 and x =/= 2. Give your answer as the ordered pair (A,B).
●
●
Guest
Aug 17, 2020
0
330
1
need help
If real numbers x and y satisfy (x+5)^2 + (y-12)^2=14^2, what is the minimum value of x^2+y^2?
The hint is to look at this geometrically, but I don't know how.
●
Guest
Aug 17, 2020
0
435
1
please help
How many roses and carnations were there?
●
Guest
Aug 17, 2020
0
464
3
Geometry question
In the diagram below, RT:TS=1:2 and SR=PQ=20. Find UV.
●
●
●
Guest
Aug 17, 2020
0
361
3
Similar triangles problem
Using pythagorean theorum I already found that BP=PT=12, AS=24, QT=9, QS=7, by similar triangles I'm pretty sure QD=11 2/3 and SD=9 1/3, but not sure how to find the sidelengths
read more ..
●
●
●
Guest
Aug 17, 2020
0
315
0
need help with complex number
Simplify(2+i)(3-i)(1+2i)(1-i)(3+i)
Guest
Aug 17, 2020
0
593
1
+980
I have been working on this for hours and I can't figure it out
Three circles are drawn, so that each circle is externally tangent to the other two circles. Each circle has a radius of 2. A triangle is then constructed, such that each side of the triangle is tangent to two circles, as shown below. Find the perimeter
read more ..
●
qwertyzz
Aug 17, 2020
0
547
1
+16
PLS HELP FAST
A remote control car can run for one hour at normal speed, 40 minutes at turbo speed, and 20 minutes at hyperturbo speed before its battery life is consumed. After running for 4 minutes at hyperturbo speed and 16 minutes at turbo speed, how much longer
read more ..
●
underatedperson
Aug 17, 2020
0
458
2
Guidance?
Write and solve a system of equations to find the values of x and y.
●
●
Guest
Aug 17, 2020
0
447
1
HELP NOW!!!!!
A certain soccer camp has 225 trainees and 105 balls. The trainees are to be divided into one or more equally sized groups, and each
group is to receive the same amount of balls. In how many ways can this be done?
●
Guest
Aug 17, 2020
0
667
1
+980
Thanks for all help :)
A triangle ABC with A = 14 is inscribed in a circle where AB is a diameter. How many degrees are in B?
●
qwertyzz
Aug 17, 2020
0
374
0
trigonometry
Find the length AB.
Guest
Aug 17, 2020
0
354
2
help asap!
M is the midpoint of PQ and N is the midpoint of PR, and O is the intersection of QN and RM, as shown. If QN\(\perp\)PR$, QN = 12, and PR = 14, then find OR.
read more ..
●
●
Guest
Aug 17, 2020
0
444
1
please help
I went from my house to a playground, 300metres away in 10 minutes. I ran back and reached in 2 minutes. What was my average speed?
●
Guest
Aug 17, 2020
0
677
1
+273
Interest rates!!!
An investment of $10,000 is made in a government bond that will pay 6% interest compounded annually. At the end of five years, what is the total number of dollars in this investment? Express your answer to the nearest whole number.
●
qwertyuiopasdfghjkl
Aug 17, 2020
+4
684
11
+568
graphs, slopes, and stuffs
Find a linear inequality with the following solution set. Each grid line represents one unit.
click to see image!
read more ..
●
●
●
●
●
●
●
●
●
●
●
iamhappy
Aug 17, 2020
0
458
1
algebra question
The population of an island increases by 10% each year. After howmany years will the original population be doubled?
●
Guest
Aug 17, 2020
+3
535
1
+165
help
Two circles with radius 1 are externally tangent at B, and have AB and BC as diameters. A tangent to the circle with diameter BC passes through A, and a tangent to the circle with diameter AB passes through C so that the tangent lines are
read more ..
●
viola
Aug 17, 2020
0
361
1
largest coefficient
Find the term with the largest coefficient in the expansion of (2x+3)^10.
●
Guest
Aug 17, 2020
0
472
1
plz help with counting
(a) A mixed hockey team of 11 must have at least 5 boys and at least 5 girls. There are 7 boys and 8 girls available for selection. How many different teams can be selected?
(b) One of the girls, Caitlin, is selected as captain of the team and must
read more ..
●
Guest
Aug 17, 2020
0
487
1
geometry
Find the length of UX.
●
Guest
Aug 17, 2020
«
latest
9389
9388
..
6943
6942
6941
6940
6939
..
2
1
»
Post New Question
4 Online Users
Top Users
+118651
Melody
moderator
+37084
ElectricPavlov
+33653
Alan
moderator
+14985
asinus
moderator
+5265
rarinstraw1195
+3146
admin
administrator
+2973
TitaniumRome
+2651
LiIIiam0216
+2489
GingerAle
+1887
tomtom
+1832
NotThatSmart
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.