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
231295 Questions
0
355
0
help
The sequence a_n is defined by a_1 = x, a_2 = x^{a_1}, and in general, a_n = x^{a_{n - 1}}.
Calculate a_{1,000,000} to the nearest thousandth when x = (4/3)^{3/4}.
Guest
Dec 6, 2019
0
370
0
help
The distances from a point on the circumcircle of an equilateral triangle to the two nearest vertices are 3 and 6. Find the distance from the point to the furthest vertex.
Guest
Dec 6, 2019
0
589
1
help
If x^2 + y^2 + z^2 = a^2 and x + y + z = x^3 + y^3 + z^3 = a, then write xyz expicitly in terms of a.
●
Guest
Dec 6, 2019
0
499
1
help
The equation of line m is 3x + 4y = 12. The line whose equation is 3x + 4y = k is 2 units from m. Find the two possible values of k.
●
Guest
Dec 6, 2019
0
495
1
What is the value of f(3) ?
I need help ASAP please
●
Guest
Dec 6, 2019
0
505
2
help
If 2a + 3b = c, a + b + c = 42, and c - a = 19, then find (c + 1)/(ab).
●
●
Guest
Dec 6, 2019
0
486
2
help
If ab = 15 and a^2 + b^2 = 40, then find (a + b)^4 - (a - b)^4.
●
●
Guest
Dec 6, 2019
0
542
1
help
A certain number of birds are sitting on two trees A and B. The birds on tree A said to the birds on tree B that if one of you join us than we would be twice in number than you. The birds on tree B replied that instead
read more ..
ElectricPavlov
●
Guest
Dec 6, 2019
0
839
1
+6
Plz help with this arithmetic series question
(b) Compute the sum
\ [ (a + ( 2n+1 ) d ) ^2- (a + (2n ) d ) ^2 + ( a + (2n-1 ) d ) ^2 - (a+ ( 2n-2 ) d ) ^2 + \cdots + (a+d ) ^2 - a^2.\]
Please
read more ..
●
LWind
Dec 6, 2019
0
987
2
probability question
A number between 8 and 15 is picked at random. what is the probability that the number picked is an even number
●
●
Guest
Dec 6, 2019
+1
726
6
+14
i need help again... The Same Vertex to Factored
i have two more that i need to be in factored form
f(x) = -1/10(x-3)^2 +10
f(x) = -1/5(x-3)^2 + 7
read more ..
●
●
●
●
●
●
erydaybeats
Dec 6, 2019
0
816
1
How many positive four-digit integers are divisible by ?
How many positive four-digit integers are divisible by 8?
●
Guest
Dec 6, 2019
Dec 5, 2019
0
587
3
help
Find all values of x such that sin(x)^2 + cos(x) + 1 = 0.
●
●
●
Guest
Dec 5, 2019
+1
719
2
help
Given the two parabolas y = 2 - x^2 and y = 5 + x^2, determine the equations of all common tangents.
●
●
Guest
Dec 5, 2019
0
845
4
help 2
Q1
Q2
read more ..
●
●
●
●
Guest
Dec 5, 2019
0
496
2
help
Conic Sections, 2 Questions:
Q1
read more ..
●
●
Guest
Dec 5, 2019
0
790
2
help please
(a) Let the function f be defined on the complex numbers as Prove that the distance between f(z) and 0 is a constant multiple of the distance between f(z) and z, and find the value of this constant.
(b)
read more ..
●
●
Guest
Dec 5, 2019
0
629
6
How much money should I invest at an annually compounded interest rate of 5% so that I have $500,000 in ten years?
How much money should I invest at an annually compounded interest rate of 5% so that I have $500,000 in ten years?
ElectricPavlov
●
●
●
●
●
●
Guest
Dec 5, 2019
0
726
2
+14
Converting from vertex form to factored
i really need help with this by today im just really confused bc of the complex number
so this is what i have so far:
read more ..
●
●
erydaybeats
Dec 5, 2019
+1
650
1
help:(
Define and . Find the value of where the function f is applied 8 times, and the function g is applied 8 times, alternating between the two.
●
Guest
Dec 5, 2019
0
1
2089
1
+1995
Maurice takes a roast out of the oven
Maurice takes a roast out of the oven when the internal temperature of the roast is 165°F. After 10 minutes, the temperature of the roast drops to 145°F.
The temperature of the room is 72°F.
How long does it take for the temperature of the
read more ..
●
jjennylove
Dec 5, 2019
0
491
1
help!
First box choices:
a. 0.71
b. 0.91
read more ..
●
Guest
Dec 5, 2019
0
364
1
help ASAP!
Find the largest constant C so that x^2+y^2 >= C(x+y).
for all real numbers x and y
●
Guest
Dec 5, 2019
0
1
893
10
+1995
idea for edd drop test
These are the rules, I need help coming up with an idea so i can write my report, does anyone have an idea?
You will research a design for your egg-drop apparatus and then build it. You will conduct the egg-dropexperiment, document
read more ..
●
●
●
●
●
●
●
●
●
●
jjennylove
Dec 5, 2019
-1
624
2
HELP WITH HOMEWORK, DUE MONDAY.
The ratio of the areas of two squares is $\frac{32}{63}$. After rationalizing the denominator, the ratio of their side lengths can be expressed in the simplified form $\frac{a\sqrt{b}}{c}$ where $a$, $b$, and $c$ are integers. What is the value of the sum
read more ..
●
●
Guest
Dec 5, 2019
«
latest
9250
9249
..
6156
6155
6154
6153
6152
..
2
1
»
Post New Question
3 Online Users
Top Users
+128731
CPhill
moderator
+118613
Melody
moderator
+33616
Alan
moderator
+14933
asinus
moderator
+9664
MaxWong
+3144
admin
administrator
+2440
GingerAle
+1791
tomtom
+1679
wiseowl
+1610
bader
+1190
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.