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
237749 Questions
0
1523
1
write a problem that includes multiplying decimals. explain how you know where to place the decimal in the product
write a problem that includes multiplying decimals. explain how you know where to place the decimal in the product
●
Guest
Nov 20, 2015
0
585
7
help
solve using the quadratic formula. 2x^2-7x-15=0 help please! ;) <3
●
●
●
●
●
●
●
Guest
Nov 20, 2015
0
8519
1
Find the measure of an exterior angle in a regular 21-gon.
Find the measure of an exterior angle in a regular 21-gon.
●
Guest
Nov 20, 2015
0
537
2
use factoring or quadratic formula. 1x^2-36=0
use factoring or quadratic formula. 1x^2-36=0
help me please? :) *blows kiss* Thankkks!
●
●
Guest
Nov 20, 2015
0
1166
3
Help
Michael has a jar of pennies that is 1/4 full. When he adds 30 pennies, the jar becomes 1/3 full. When Michael's jar of pennies is 3/4 full, how many pennies will it contain?
●
●
●
Guest
Nov 20, 2015
0
631
1
re-write the following in simplest radical form.
re-write the following in simplest radical form.
Square root of -144?
Thank you! :*
●
Guest
Nov 20, 2015
0
502
2
Algebra 2 :)
what does 2x^2-8x-3=0.. Answer to in Discriminant?
Thank You ;) <3
●
●
Guest
Nov 20, 2015
0
8
5063
2
+1836
A square and an equilateral triangle have the same perimeter. Let Abe the area of the circle circumscribed about the square and B be the area of the circle
A square and an equilateral triangle have the same perimeter. Let Abe the area of the circle circumscribed about the square and B be the area of the circle circumscribed about the triangle. Find A/B
Melody
●
●
Mellie
Nov 20, 2015
0
795
1
gcf
gcf of 12 and15
●
Guest
Nov 20, 2015
0
10
5290
2
+1836
Let M be the midpoint of side AB of triangle ABC. Angle bisector of AD of angle CAB and the perpendicular bisector of side AB meet at X. If AB=40 and MX=9,
Let M be the midpoint of side AB of triangle ABC. Angle bisector of AD of angle CAB and the perpendicular bisector of side AB meet at X. If AB=40 and MX=9, then how far is X from line AC?
CPhill
●
●
Mellie
Nov 20, 2015
0
9
3878
1
+1836
Find the circumradius of triangle JKL if KL=16 and JK=JL=17
Find the circumradius of triangle JKL if KL=16 and JK=JL=17
CPhill
●
Mellie
Nov 20, 2015
0
8
3596
2
+1836
Find the inradius of triangle JKL if JK=JL=17 and KL=16
Find the inradius of triangle JKL if JK=JL=17 and KL=16
CPhill
●
●
Mellie
Nov 20, 2015
+1
9
4632
2
+1836
Let AB=6, BC=8, and AC=10.
Let AB=6, BC=8, and AC=10. What is the area of the circumcircle of triangle ABC minus the area of the incircle triangle ABC?
Melody
●
●
Mellie
Nov 20, 2015
0
531
2
Math Question
If 2/7 = x/35, then x=
Melody
●
●
Guest
Nov 20, 2015
+10
733
3
+24
help simpel math
why is 9+10=21 its 19 but everyone says its 21
●
●
●
link22534
Nov 20, 2015
+5
601
1
+598
Maintaining Net Income Help 1
To maintain the net income of $120,000. At the forecast annual sales of 8000 units at $100 per unit. With $680,000 total cost. and $60 is variable cost per unit.
What has to be the new selling price to maintain the net income
read more ..
●
NeedSupply
Nov 20, 2015
+5
876
2
nmmm
(8x^2)-128
●
●
Guest
Nov 20, 2015
0
582
1
help
The average person blinks 1,000 times an hour. Using scientific notation, calculate the number of times the average person blinks in one year.
●
Guest
Nov 20, 2015
0
526
0
5+5= 10 18 - 6 = 12
5+5= 10 18 - 6 = 12
Guest
Nov 20, 2015
0
720
1
+598
Calculating Profit and Net Income Help 2
The item in question at a unit selling price of $100. Red River’s forecast volume of sales for the first year is 8000 units. The annual fixed cost for adding this product to the inventory is estimated to be $200,000. Also variable cost per unit is $60.
read more ..
●
NeedSupply
Nov 20, 2015
0
523
1
+598
FV PV Help 5
Mr. Lee is evaluating this option. He had decided to finance the purchase of this new inventory using a personal asset valued at $600,000 USD. The plan is to make a loan to his business. He prefers this alternative to bank financing and he is
read more ..
●
NeedSupply
Nov 20, 2015
0
517
3
Need help!!!
26 + (–3) ∙ (–8) , cant figure out the answer and plus I have to simplify ,PLEASE HELP!! thanks!!
●
●
●
Guest
Nov 20, 2015
«
latest
9508
9507
..
2414
2413
2412
2411
2410
..
2
1
»
Post New Question
0 Online Users
Top Users
+130555
CPhill
moderator
+37191
ElectricPavlov
+15142
asinus
moderator
+2381
Bosco
+1761
parmen
+1301
AnswerscorrectIy
+987
booboo44
+858
cooIcooIcooI17
+818
maximum
+678
Straight
+307
Imcool
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.