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Post New Question
All Questions
+0
230833 Questions
0
140
1
need help with counting
Find the number of positive integers that satisfy the following conditions:
* Each digit is a 1 or a 2 or a 3
* The sum of the digits is 10
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Guest
Nov 8, 2022
0
210
9
+656
Pls help! Not sure if impossible or if it's a number.
I own a large truck, and my neighbor owns four small trucks that are all identical. My truck can carry a load of at least 600 pounds more than each of her trucks, but no more than 1/3 of the total load her four trucks combined can carry. Based on these
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Keihaku
Nov 8, 2022
+1
172
5
+656
Arrange the following numbers in increasing order:
Arrange the following numbers in increasing order:
Enter the letters, separated by commas. For example, if you think
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Keihaku
Nov 8, 2022
+1
186
9
+656
Pls help with inequalities!
Solve the inequality . Give your answer as an interval.
Hint: The answer is not x<(-23)/5
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Keihaku
Nov 8, 2022
+1
189
5
+89
Help Again :)
(I don't think I did that latex correctly lol)
Help/Ideas would be appreciated a lot :]
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AutumnStorm
Nov 8, 2022
+1
173
12
+89
Help Please :)
yeah that above (Hopefully you can see)
So I know that i^3 - i is factored as i(i+1)(i-1) and just fiddled around trying to find sensible patterns
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AutumnStorm
Nov 8, 2022
0
160
2
plz help
If I give my brother 5 dollars, then we will have the same amount of money. If instead, he gives me 14 dollars, then I'll have three times as much money as he will have. How much money does my brother currently have (in dollars)?
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Guest
Nov 8, 2022
0
130
1
Equation
Solve for x: (3x + 12)(x + 4) = (4x^2 + 8x + 8x^2)/(2x).
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Guest
Nov 8, 2022
0
124
1
Algebra
Find an ordered pair (u,v) that solves the system
5u = -7 + 2v
3u = 5v - 25
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Guest
Nov 8, 2022
0
128
1
Algebra
If x and y are positive integers such that 4x + 2y = 36 and 5y + 2x = 58 - x + 2y, what is the value of the product xy?
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Guest
Nov 8, 2022
0
128
1
help geometry
Let ABC be a triangle with AB = 13, BC = 14, and AC = 16. The incircle of ABC touches AB and AC at points D and E, respectively. The triangle’s A−excircle (tangent to segment BC and the extended rays AB and AC, outside ofthe triangle) touches BC at P. Find
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Guest
Nov 8, 2022
0
158
1
+328
Determine the value of .
Determine the value of .
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Potatobird
Nov 8, 2022
0
133
2
Determine the value of .
Determine the value of .
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Guest
Nov 8, 2022
0
138
1
Find .
Find .
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Guest
Nov 8, 2022
0
158
2
Suppose there exists a sequence such that the sum of the first terms is . Find the sum of .
Suppose there exists a sequence such that the sum of the first terms is . Find the sum of .
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Guest
Nov 8, 2022
0
128
1
Counting
How many integers between 1 and 280, inclusive, are not divisible by 2, 3 or 11?
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Guest
Nov 8, 2022
0
121
1
Algebra
If sqrt(7 - sqrt(2 + sqrt(n))) = 1, what is the value of n?
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Guest
Nov 8, 2022
Nov 7, 2022
+1
162
1
Algebra
Grapes are 80% water by weight. When a bushel of grapes dries in the sun for two weeks, it loses 60% of its total weight. All of the weight loss is due to the loss of water. After drying for two weeks, what percentage of the grapes is water by
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Guest
Nov 7, 2022
0
123
1
Assume a and b are both positive integers that a+b=2022 and 5*gcd(a,b)=lcm(a,b) find a and b
Assume a and b are both positive integers that a+b=2022 and 5*gcd(a,b)=lcm(a,b) find a and b
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Guest
Nov 7, 2022
0
105
0
Sequence
A sequence is defined as shown for n = 3, 4, 5, ... What will be the first number in this sequence that is NOT prime?
a_1 = 11
a_2 = 2
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Guest
Nov 7, 2022
0
98
0
geometry problem
Points A and B are on side YZ of rectangle WXYZ such that WA and WB trisect ZWX. If BY = 3 and AZ = 8, then what is the area of rectanlge WXYZ?
Guest
Nov 7, 2022
0
133
1
Function
Let F(x) be the real-valued function defined for all real x except for x = 1 and x = 2 and satisfying the functional equation
F(x) + F((2x - 3)/x) = x.
Find the function F(x) satisfying these conditions. Write F(x) as
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Guest
Nov 7, 2022
0
164
1
+38
geometry and triangles please help.
In the diagram below, is the incenter of We know that What is ?
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Logtoaster
Nov 7, 2022
0
130
1
System question
For what ordered pair (a,b) are there infinite solutions (x,y) to the system
4x+ay=-8,
2x+y=b-2x
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Guest
Nov 7, 2022
0
119
1
help math
The number 345,600 can be expressed as 2^a*3^b*5^b for integers a, b and c. What is the value of the product abc?
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Guest
Nov 7, 2022
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