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
230462 Questions
0
472
2
prisms
The width, length, and height of a rectangular prism are each increased by 10%. What is the percent increase in the surface area of the prism? Express your answer to the nearest whole number.
●
●
Guest
May 6, 2021
0
305
1
Help
Let $S$ be the set of all nonzero real numbers. Let $f : S \to S$ be a function such that \[f(x) + f(y) = f(xyf(x + y))\]for all $x,$ $y \in S$ such that $x + y \neq 0.$ Let $n$ be the number of possible values of $f(4),$ and let $s$ be the
read more ..
●
Guest
May 6, 2021
-1
400
2
gooooogal gooooo
gooooogal gooooogal
read more ..
●
●
Guest
May 6, 2021
0
500
3
+365
Please Help thank you
A circle centered at O is circumscribed about Triangle ABC as follows:
https://latex.artofproblemsolving.com/e/3/3/e3327b08d906e6cc74d5f9f0232a3016dea5197b.png
What is the measure of BAC?
read more ..
●
●
●
imdumb
May 6, 2021
0
369
1
Gabe
A sports shop imported some footballs and basketballs for $5,000. The selling price of a football is $40. The selling price of a basketball is 20% more than that of a football. Thereare 15
read more ..
●
Guest
May 6, 2021
0
381
2
+47
HELP ASAP PLEASE!!!
3sqrt{0.6} (THE SIX HAS A REPEATING BAR OVER IT)
●
●
chillycheesechicken
May 6, 2021
0
384
1
prism
A rectangular prism has a length of 3, a width of 4, and a height of 15. What is the distance between two opposite corners of the prism?
●
Guest
May 6, 2021
0
370
1
3d geometry
Kadin makes a snowman by stacking snowballs of radius 2 inches, 3 inches, and 6 inches. Assuming all his snowballs are spherical, what is the total volume of snow he uses, in cubic inches? Express your answer in terms of pi.
●
Guest
May 6, 2021
0
437
1
Help needed asap pleaseee !
It's a combination question I think
Marika collects enamel pins. She is lining them up to display in her display case. Marika has 6 different floral pins, 4 different cartoon pins, and 3 different animal pins.
determine
read more ..
●
Guest
May 6, 2021
0
531
1
HELPP PLEASE!!
A painter leans a ladder against a second story window. The base of the ladder must clear a vegetable garden that extends 5 feet from the base of the house. If the ladder is 15 feet long, how high is it to the second story window? ( Hint: a picture may
read more ..
ElectricPavlov
●
Guest
May 6, 2021
0
484
2
+47
PLEASE HELP ASAP
Molly has eighty-six coins, all dimes or quarters, worth a total of $14.60. How many dimes does Molly have?
Define two variables and write a system of equations that represents the word problem. Use either substitution or elimination to solve and
read more ..
●
●
chillycheesechicken
May 6, 2021
0
343
1
Shhhh
https://www.google.com/books/edition/Singapore_Math_Challenge_Grades_5_8/2htqAgAAQBAJ?hl=en&gbpv=1&pg=PA57&printsec=frontcover
●
Guest
May 6, 2021
0
339
1
3d geometry
Either increasing the radius or the height of a cylinder by six inches will result in the same volume. The original height of the cylinder is four inches. What is the original radius in inches?
●
Guest
May 6, 2021
+1
377
1
How do I put a post on off topic?
How do I put a post on off topic?
●
Guest
May 6, 2021
0
444
3
+176
Offtopic
Electric Pavlov, where did you get your profile picture and what year did you start using it?
●
●
●
Whayousayy
May 6, 2021
0
372
1
geometry
A right triangle is inscribed in a circle with a diameter 100 units long. What is the maximum perimeter of the triangle?
●
Guest
May 6, 2021
+1
889
3
+256
What is the probability that two cards randomly selected from a standard 52 card deck are a black card followed by a Jack if the first card
What is the probability that two cards randomly selected from a standard 52 card deck are is a red card followed by a King if the first card is not replaced after it is drawn?
●
●
●
BWStar
May 6, 2021
0
338
1
counting
How many different ways can seven students be seated in a row of seven seats if there must be exactly two people between Alex and Betsy, and exactly two people between Betsy and Cass?
●
Guest
May 6, 2021
+1
361
1
Probability
A school has 150 students. 110 students take Music and 40 students are left-handed. There are 32 students who take music and are left handed. What is the probability that a random student is right handed given they take Music?( person
read more ..
●
Guest
May 6, 2021
0
458
1
A number cube ( a normal di) is rolled 20 times and lands on 5 four times. Find the experimental probability of landing on 5
A number cube ( a normal di) is rolled 20 times and lands on 5 four times. Find the experimental probability of landing on 5 please help
●
Guest
May 6, 2021
0
415
1
+318
Multi-step math
Rose helped her mother make cookies for the people in the care center. They worked very hard for almost five hours. When all the cookie were baked, they took one and three-fourths dozen fresh cookies to each of the people at the center. There were
read more ..
ElectricPavlov
●
Tgfromthe4
May 6, 2021
0
399
1
+318
Literacy
Whole milk is best for _____.
A. a seventy-five-year-old B. a newborn
C. a toddler
D. a six-year-old
●
Tgfromthe4
May 6, 2021
+1
413
1
+501
inverse function
Suppose $f(x)=\frac{3}{2-x}$. If $g(x)=\frac{1}{f^{-1}(x)}+9$, find $g(3)$.
●
ellapow
May 6, 2021
«
latest
9217
9216
..
7683
7682
7681
7680
7679
..
2
1
»
Post New Question
4 Online Users
Top Users
+128407
CPhill
moderator
+118608
Melody
moderator
+33615
Alan
moderator
+14903
asinus
moderator
+9519
MaxWong
+3144
admin
administrator
+2440
GingerAle
+1763
tomtom
+1473
bader
+1037
parmen
+1030
blackpanther
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.