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
223045 Questions
0
124
0
Inequality
Find the set of all z such that neither 2+z nor 2-3z is in the interval (-1,2]. Express your answer as an interval or as a union of intervals.
Guest
Jan 23, 2022
0
197
1
Inequality
How many ordered pairs (x,y) of positive integers satisfy the inequality 4x + 5y < 200?
●
Guest
Jan 23, 2022
0
225
3
Congruences
What is the sum of the smallest and second-smallest positive integers a satisfying the congruence 27a = 17 (mod 42)?
●
●
●
Guest
Jan 23, 2022
0
188
1
Algebra
The roots of x^2 + 8x + 4 = 0 are the same as the roots of 2x^2 + Ax + B = 0. What is A + B?
●
Guest
Jan 23, 2022
0
265
2
help algebra
Find the smallest value of x such that x^2 + 10x + 25 =
●
●
Guest
Jan 23, 2022
0
126
0
Algebra
When f(x) = ax^3 - 6x^2 + bx - 5 is divided by x - 1, the remainder is 5. When f(x) is divided by x - 2, the remainder is -53. Find the ordered pair (a,b).
Guest
Jan 23, 2022
0
150
1
Geometry
In the figure, if FR = FG, the measure of arc FG is 138 degrees, and measure of arc FQ is degrees, then what is angle RPG, in degrees?
read more ..
●
Guest
Jan 23, 2022
0
257
1
Counting
Cory has 3 apples, 2 oranges and bananas. If Cory eats one piece of his fruit per day for a week and the pieces of fruit within each category are indistinguishable, in how many orders can Cory eat the fruit? One such order is
●
Guest
Jan 23, 2022
0
172
1
Algebra
If we express 2x^2 + 6x + 11 in the form a(x - h)^2 + k, then what is h?
●
Guest
Jan 23, 2022
0
183
1
geometry
The measure of angles of quadrilateral ABCD form the arithmetic sequence ∠A, ∠B, ∠C, ∠D. If the measure of angle B is degrees what is the degree measure of angle D?
●
Guest
Jan 23, 2022
Jan 22, 2022
0
185
1
calendar problem
January 1st of a year is a Monday. What day of week is the of the same month?
●
Guest
Jan 22, 2022
0
380
1
The red parabola shown is the graph of the equation x = ay^2 + by + c. Find c. (The grid lines are spaced one unit apart.)
The red parabola shown is the graph of the equation x = ay^2 + by + c. Find c. (The grid lines are spaced one unit apart.)
read more ..
●
Guest
Jan 22, 2022
0
239
3
+12
trig
A ladder leaning against a wall makes a 45-degree angle with the ground. The ladder has a horizontal distance from the wall of 7 feet. At what vertical height does the ladder touch the wall? Round your answer to the nearest Whole Number. (hint: draw a picture)
read more ..
●
●
●
meeeeeee
Jan 22, 2022
0
211
1
homework
4.4(1.18)^6
●
Guest
Jan 22, 2022
0
223
2
Exponents
What is the value of n if 2^10 * 4^20 * 8^40 = 2^n?
●
●
Guest
Jan 22, 2022
0
204
2
Decimals
Find the 291st digit past the decimal point in the expansion of
●
●
Guest
Jan 22, 2022
0
174
1
Algebra
What is the positive solution to the equation x = 1/(2 + 1/(x + 2)) ?
●
Guest
Jan 22, 2022
0
168
1
Geo
Points B, C, F, E are picked on a circle such that BC//EF. When BC is extended to the left, point A is marked outside the circle such that AB = 4 and BC = 5. When EF is extended to the left, point D is marked outside the circle such that DE = 3. AD is perpendicular
read more ..
●
Guest
Jan 22, 2022
0
184
1
Algebra
Suppose that a is a nonzero constant for which the equation ax^2 + 20x + 7 = 14x + 9 has only one solution. Find this solution.
●
Guest
Jan 22, 2022
0
247
3
math question-pls help(number theory)
supposed to be solvable with no calculator
●
●
●
Guest
Jan 22, 2022
-1
263
4
Pls help. Extremely difficult problem.
At Central Middle School the 108 students who take the AMC 8 meet in the evening to talk about problems and eat an average of two cookies apiece. Walter and Gretel are baking Bonnie's Best Bar Cookies this year. Their recipe, which makes a pan of cookies,
read more ..
●
●
●
●
Guest
Jan 22, 2022
0
201
1
Alphabet count
Write down all the 26 letters of the English alphabet: A, B, C...X, Y, Z. Count them from left to right and back in such a way as Z would be 26 and then back, so Y would be 27, X would be 28...and so on. Where would you land on the count of 2101? Thanks
read more ..
●
Guest
Jan 22, 2022
0
120
0
Algebra
Find a monic quartic polynomial f(x) with rational coefficients whose roots include x=5-i\sqrt[4]{3} . Give your answer in expanded form.
Guest
Jan 22, 2022
0
202
1
Sequences
Each successive term in the sequence 2048, 512, 128, x, y, ... is obtained by multiplying the previous term by a constant. What is the value of x + y?
●
Guest
Jan 22, 2022
0
415
12
+873
Two Meticulous Questions
I came up with these questions I thought would be easy to solve, but apparently I can't find how to!
1. In a paintball game, Jack attempted 20 shots and made 15 in the first half. In the second half, he was a marksman and made every
read more ..
●
●
●
●
●
●
●
●
●
●
●
●
MathProblemSolver101
Jan 22, 2022
«
latest
8920
8919
..
8274
8273
8272
8271
8270
..
2
1
»
Post New Question
2 Online Users
Top Users
+118455
Melody
moderator
+33399
Alan
moderator
+14412
asinus
moderator
+3122
admin
administrator
+2602
BuilderBoi
+2445
GingerAle
+1315
proyaop
+992
juriemagic
+929
Mathefreaker2021
+589
SparklingWater2
+504
textot
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.