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}
194453 Questions
0
31
2
Find the number of terms in the sequence.
Find the number of terms in the sequence.
-18, 36,-72,...,9437184
●
●
Guest
May 4, 2021
0
29
1
+4
find two factors of the first number such that their product is the first number and their sum is the second num
For the two numbers listed, find two factors of the first number such that their product is the first number and their sum is the second number.
−30, 7
●
lexxilucy
May 4, 2021
+1
42
4
+1300
Math Question
The goal is to find angle ADE.
I've tried a couple things.
EC = x, and EA = 3x, CD = 2y, and DB = 3y, and tried to find
read more ..
●
●
●
●
catmg
May 4, 2021
0
36
1
Use 𝜋 ≈ 3.14 and round your answer to the nearest hundredth. Use 𝜋 ≈ 3.14 and round your answer to the nearest hundredth.
Use 𝜋 ≈ 3.14 and round your answer to the nearest hundredth.
●
Guest
May 4, 2021
0
25
2
Compute the domain of the function$$f(x)=\frac{1}{\lfloor x^2-7x+13\rfloor}.$$
●
●
Guest
May 4, 2021
-1
66
1
+6
math homework
(1)Finn’s fish store has 5 tanks of goldfish; each tank holds 40 fish. He collects and
inspects 5 fish from each tank and finds that 4 fish have fin rot. Find the estimated numb
er of
goldfish in the store that have fin rot.
read more ..
●
anicya
May 4, 2021
0
24
0
+408
If 𝐻(4)=, then the point is on the graph of H.
If 𝐻(4)=, then the point is on the graph of H.
If (3,2) is on the graph of H, then H(3)=
read more ..
liz54321
May 4, 2021
0
30
0
+4
Dividing
6√5cis(11π/6)÷3√6cis(π/2)
Hiii I am struggling SO bad with this one problem and could super use some help :(
valorie
May 4, 2021
May 3, 2021
0
32
1
+4
help please!
If $Q = 11-5i$, $E = 11+5i$, and $D = 2i$, find $Q\cdot E \cdot D$.
●
ojaskothari
May 3, 2021
0
26
1
geometry
WYZ is equilateral and WXY is isosceles with a vertex angle of XWY If the perimeter of the entire figure is 22 units and the area of the entire figure is 18*sqrt(3), what are the side lengths of each side of each triangle?
●
Guest
May 3, 2021
0
28
1
3d vector problem
I find it difficult to understand how to find the equation of the plane.
●
Guest
May 3, 2021
0
27
1
+175
Geometry Problem
Let ABCD be a trapezoid with midsegment MN, and suppose the diagonals split MN into three segments MP, PQ, and QN. If AB=8 and CD = 12, find the lengths of the midsegment MN and the three segments MP, PQ, and QN.
●
BWStar
May 3, 2021
0
29
1
Suppose you know $x+2y=-1$ and $3y-x=-19$. What is $xy$?
Suppose you know $x+2y=-1$ and $3y-x=-19$. What is $xy$?
●
Guest
May 3, 2021
0
22
3
help please
Given that -3 ≤ x ≤ 2 and 20x2 = y - 24, what is the least possible value for y?
●
●
●
Guest
May 3, 2021
0
26
2
Help please
The prime factorization of 2007 is 3^2*223. How many ordered pairs of positive integers (x,y) satisfy the equation xy=2007?
●
●
Guest
May 3, 2021
0
20
1
vertical asymptotes x = a and x = b
The graph of f(x) = (2x)/(3x^2 - 6x - 14) has vertical asymptotes x = a and x = b, and horizontal asymptote y = c. Find a + b + c.
●
Guest
May 3, 2021
0
26
1
idk
The function $f(x)$ takes positive real numbers to real numbers, such that \[xf(y) - yf(x) = f \left( \frac{x}{y} \right)\]for all positive real numbers $x$ and $y.$ Find all possible values of $f(100).$ Enter all possible values, separated by commas.
read more ..
●
Guest
May 3, 2021
0
22
1
number theory
When the digits in the number 2005 are reversed we obtain the number 5002 and 5002=a*b*c such that a, b and c are three distinct primes. What are a, b, and c?
●
Guest
May 3, 2021
0
27
2
\cfrac{\left\lceil\cfrac{17}{7}-\left\lceil\cfrac{27}{17}\right\rceil\right\rceil}{\left\lceil\cfrac{27}{7}+\left\lceil\cfrac{7\cdot17}{27}
Evaluate
●
●
Guest
May 3, 2021
0
23
1
Evaluate $\lfloor -4 -.5 \rfloor \cdot \lceil 4 +.5 \rceil \cdot \lfloor -3 -.5 \rfloor \cdot \lceil 3 +.5 \rceil \cdot \dots \cdot \lfloor
Evaluate
●
Guest
May 3, 2021
+1
41
3
Math
Louis wants to arrange his CD collection in stack of equal size. He first arranges them in stacks of 2, then stacks of 3 and finally in stacks of 5. He finds that there is always 1 CD left over. What is the least possible number of CDs Louis could have
read more ..
●
●
●
Guest
May 3, 2021
0
31
3
Ratio
in a school, the ratio of the number of boys to the number of girls is 2:3 and the ratio of the number of girls to the number of teachers is 7:4. what is the ratio of the number of students to the number of teachers?
Hint: Convert
read more ..
●
●
●
Guest
May 3, 2021
«
latest
7777
7776
..
7760
7759
7758
7757
7756
..
2
1
»
Post New Question
17 Online Users
Top Users
+118611
CPhill
moderator
+113177
Melody
moderator
+32120
Alan
moderator
+31536
ElectricPavlov
+25731
heureka
+22023
geno3141
+12511
Omi67
moderator
+11414
asinus
moderator
+9289
hectictar
+8456
MaxWong
+5261
rarinstraw1195
Sticky Topics
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
Filter Issues
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
https://www.desmos.com/calculator/bsh9ex1zxj
@ Is PROCRASTINATION a problem for you ?
Historical post!
What is happening? Wrap #4
Great Questions to Learn From 2
Great Answers to Learn From
Reference Material