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
237779 Questions
+1
94
2
+35
Hi, how to solve this question
Let's take a look at and While Beeker believes that these two expressions are equal for all real numbers x and y Clod believes they are not! Let's get to the bottom of this!
a) Evaluate and for x = 7 and
read more ..
●
●
Aarvin30
Jul 30, 2023
Jul 29, 2023
0
105
1
+17
help plz
How many positive integers less than 1000 are congruent to 6 (mod 11)?
●
VanillaNavel
Jul 29, 2023
0
122
1
Hi, I don't understand how to do this question. Can someone please help and explain how to do it?
Hi, I don't understand how to do this question. Can someone please help and explain how to do it?
In the expansion of three consecutive coefficients are in the ratio . Find the positive integer .
●
Guest
Jul 29, 2023
0
115
2
+4
URGENT help needed - AP Stats Practice Exercise Question
Exercise 1
Births are approximately uniformly distributed between the 52 weeks of the year. They can be said to follow a Uniform Distribution from 1 – 53 (spread of 52 weeks).
1. Graph this density curve.
2. Find the proportion of babies
read more ..
●
●
rithu
Jul 29, 2023
0
127
0
Interesting question
The isosceles right triangle ABC has its right angle at B and has area 1. The rays trisecting intersect AC at E and F, where E is closer to A than it is to C. The area of can be written in the form for
read more ..
Guest
Jul 29, 2023
0
129
3
how do i start?
Two interior angles of a triangle measure 15 degrees and 30 degrees. The perimeter of the triangle is .The area of the triangle may be written in the form for integers a, b, and c such that c is square-free. Find abc.
●
●
●
Guest
Jul 29, 2023
0
126
0
question
Let D be the midpoint of BC in . If AB = 5sqrt(2), AD = sqrt(53), and AC = sqrt(74), find [ABC]
Guest
Jul 29, 2023
0
98
2
+122
Should this website expand past mainly mathematics?
My justification is that lots of people on this website are very eager to help, as well as being very smart and knowledgeable. Do you think it would be a good idea to start branching off math, and into areas such as physics and chemistry? Not only will
read more ..
off-topic
●
●
breadstickim01
Jul 29, 2023
0
133
1
help
Given that x, y, and z are variables in the interval [0,1], what is the maximum value of
●
Guest
Jul 29, 2023
0
124
0
help
The function f(x,y) satisfies the conditions
for all non-negative integers x,y. Given that f(4,2016) can be written as , determine the number of 2's that appear in this expression.
Guest
Jul 29, 2023
0
129
2
+37
I have a question
I seen questions that have pictures but I can't upload the file of a the picture or copy. How do I upload a picture to ask questions?
●
●
JCase8904
Jul 29, 2023
0
102
11
+37
How do I solve this?
I have a block of cheese that is a 1 1/2 by 4 by 3 inch rectangle. I cut it into triangular pieces having a right angle base with legs of length 1 1/3 and 3/4 inch. Both prisms have a height 1/2inch. What is the weight of one prism, as a
read more ..
●
●
●
●
●
●
●
●
●
●
●
JCase8904
Jul 29, 2023
Jul 28, 2023
0
126
0
geometry help
Help Im bad at geometry
In triangle AB, let the angle bisectors be BY and CZ. Given AB = 16, AY = 16, and CY = 16, find BC and BZ.
Guest
Jul 28, 2023
0
132
27
helpp
Suppose that n is a positive integer such that 9n - 2 and 7n + 3 are not relatively prime. What is the value of gcd(9n - 2, 7n + 3)?
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
Guest
Jul 28, 2023
0
135
1
help plss - number theory
If n is a positive integer such that lcm[5n + 7, 7n + 11] = 5980, find the value of 35n^2 + 104n.
thanks in advance
●
Guest
Jul 28, 2023
0
127
1
i need help
I need help with this
In physics, Ohm's law says that current through a wire, I, is directly proportional to voltage, V, and inversely proportional to resistance, R:
I = V/R
It's also true that resistance is directly proportional
read more ..
●
Guest
Jul 28, 2023
+1
108
3
+122
Imaginary Numbers
Could someone solve this for me and show steps? :
Problem: The product of z and the complex number 5 - 6i is a real number. Find 2 possible nonzero vaules of z.
Thanks!
read more ..
●
●
●
breadstickim01
Jul 28, 2023
0
131
1
proportion
I have to paint one side of a wall. The wall is 12 meters tall and 120 meters long. Each gallon of paint covers 150 square feet. If a foot is approximately 0.3048 meters, then what is the smallest whole number of gallons
read more ..
●
Guest
Jul 28, 2023
0
115
0
proportion
Each gallon of paint covers 200 square feet. I have to paint one side of a wall that is 15 meters tall and meters long. If a foot is approximately 0.3048 meters, then what is the smallest whole number of gallons I can buy
read more ..
Guest
Jul 28, 2023
0
92
8
+762
Riddle 18
Can you name three consecutive days without using the words Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, or Sunday?
●
●
●
●
●
●
●
●
history
Jul 28, 2023
0
43
18
+762
Riddle 17
David's father has three sons: Snap, Crackle, and _____?
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
history
Jul 28, 2023
0
126
1
percent
In a store window, there was a box of berries having a total weight of 200 kg. The berries were 99% water, by weight. After two days in the sun, the water content of the berries was only 90%, by weight. What was the total weight of
read more ..
●
Guest
Jul 28, 2023
-3
120
3
ratios
In Linguistics 101, the ratio of the number of juniors to the number of seniors is 3:2. When six more juniors join the class, and one senior drops the class, the ratio of the number of juniors to the number of seniors becomes 2:3. How many
read more ..
●
●
●
Guest
Jul 28, 2023
«
latest
9510
9509
..
8975
8974
8973
8972
8971
..
2
1
»
Post New Question
1 Online Users
Top Users
+130516
CPhill
moderator
+118723
Melody
moderator
+15131
asinus
moderator
+2221
Bosco
+1844
blackpanther
+1580
kittykat
+1309
AnswerscorrectIy
+1024
Hi6942O
+1022
gnistory
+1013
magenta
+980
booboo44
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.