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
237635 Questions
0
1133
1
+1982
Find the reasonable domain and range for the function
A construction company uses beams that are 2, 3, or 4 meters long. The measure of each beam must be converted to centimeters. Write a function to describe the situation. Find the reasonable domain and range for the function. (Hint: 1 m= 100 cm)
read more ..
●
macabresubwoofer
Oct 9, 2019
0
884
1
Science
A planet has an orbital period of 3.24 years. What is the average distance of the planet from the sun? 2.19 AU 5.83 AU 10.5 AU 34.01 AU
●
Guest
Oct 9, 2019
0
848
2
Equatiuon help
what is (3x)^2-4y^2 if x=-2 and y=-3
ElectricPavlov
●
●
Guest
Oct 9, 2019
0
797
6
+1995
phyiscs help
i apologize in advance for any spelling erros, i just really need some help
●
●
●
●
●
●
jjennylove
Oct 9, 2019
0
830
2
circle application help
any help would be welcomed thank you
●
●
Guest
Oct 9, 2019
0
959
1
Let C be the circle with equation . If (a,b) is the center of C$ and r is its radius, what is the value of a+b+r?
Let C be the circle with equation . If (a,b) is the center of C$ and r is its radius, what is the value of a+b+r?
ElectricPavlov
●
Guest
Oct 9, 2019
0
555
1
HELP PLEASE
Three of the four vertices of a rectangle are (5, 11), (16, 11) and (16, -2). What is the area of the intersection of this rectangular region and the region inside the graph of the equation ? Express your answer in terms of .
ElectricPavlov
●
Guest
Oct 9, 2019
0
887
9
+707
i have a test tomorrow and i am stressing out so much...
does anybody have any tips...I don't know why but i feel really really really stressed out and i feel like i won't do well even though i studied a lot.
ahdhjsahdksahk
:( im sorry if this was off topic but like djkajs
off-topic
Rom
●
●
●
●
●
●
●
●
●
Nirvana
Oct 9, 2019
0
759
1
HELP PLEASE . A parabola with equation y=x^2+bx+c passes through the points (2,3) and (4,3). What is c?
A parabola with equation y=x^2+bx+c passes through the points (2,3) and (4,3). What is c?
●
Guest
Oct 9, 2019
0
490
1
Which graph represents the piecewise-defined function?
Which graph represents the piecewise-defined function?
https://prnt.sc/pgqh00
read more ..
●
Guest
Oct 9, 2019
0
455
0
Directional Derivative Help
Calculate the directional derivative of f at a parallel to u. f(x,y)=e^x-x^2y a=(1,2) u=2i+j
Also, please explain how you do it.
Guest
Oct 9, 2019
0
1165
1
HELP PLS The Cookie Monster encounters a cookie whose boundary is the equation x^2+y^2 + 21 = 4x + 18 y and is very confused. He wants to kn
The Cookie Monster encounters a cookie whose boundary is the equation x^2+y^2 + 21 = 4x + 18 y and is very confused. He wants to know if this cookie is a lunch-sized cookie or a snack-sized cookie. What is the radius of this cookie?
●
Guest
Oct 9, 2019
0
868
2
HELP ASAP PLS . How many y-intercepts does the graph of the parabola x = y^2 - 4y - 1 have?
How many y-intercepts does the graph of the parabola x = y^2 - 4y - 1 have?
●
●
Guest
Oct 9, 2019
0
1441
4
Please help asap
1) Complex number z lies on the circle centered at 0 with radius 5. What is
?
(The magnitude of z, denoted by , equals the distance from the z to the origin on the complex plane.)
read more ..
●
●
●
●
Guest
Oct 9, 2019
0
1225
4
Which rule do I apply?
About 13% of the population of a large country is hopelessly romantic. If two people are randomly selected, what is the probability both are hopelessly romantic? What is the probability at least one is hopelessly romantic?
●
●
●
●
Guest
Oct 9, 2019
0
538
1
Help with this
thank you
●
Guest
Oct 9, 2019
0
1092
1
+72
Which graph represents the piecewise-defined function?
Which graph represents the piecewise-defined function?
y= {5 if x<-5
-2 if -5 x ≤ x≤6
1 if x> 6
read more ..
●
loona
Oct 9, 2019
0
629
1
help asap
if 5x-17=-x+7, then x=
●
Guest
Oct 9, 2019
0
784
2
Future value with integrals
A retiree is paid $1700 per month by an annuity. If the income is invested in an account that earns 9% interest compounded continuously, what is the future value of the income after ten years? (Round your answer to two decimal places.)
●
●
Guest
Oct 9, 2019
«
latest
9504
9503
..
6070
6069
6068
6067
6066
..
2
1
»
Post New Question
1 Online Users
Top Users
+130511
CPhill
moderator
+15127
asinus
moderator
+2133
Bosco
+762
history
+113
thatgirlaj
+108
ikleyn
+63
TheDeathlyHallows
+23
Dragononweb2.0calc
+5
OOOOOOOO
+4
fof.urmum
+4
skylerclooney
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.