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Post New Question
All Questions
+0
237665 Questions
0
500
3
Guess the word
F_ _ K _ N G
its not the bad word
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Guest
May 15, 2021
0
464
2
Ball
How many ways are there to put 5 balls in 2 boxes if the balls are distinguishable and the boxes are distinguishable?
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Guest
May 15, 2021
0
556
5
helppppp
Find the last digit of 196^213 · 213^196 .
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Guest
May 15, 2021
0
537
2
+61
Can someone confirm pls?
Could someone please confirm? I think the average is 4.2 and the mode is 1, if not could someone correct me?
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smonke
May 15, 2021
0
360
1
decimal
Suppose the decimal 0.28 is equal to -n/100, where n is negative. Find n.
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Guest
May 15, 2021
0
773
4
plss helpp meee i need answer with the hour
The diagram below represents a photograph in a frame. The photo has a perimeter of 23 inches, and the area of the whole figure is 58.5 square inches. If the frame is 1 inch thick, what is the area of the photo in square inches?
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Guest
May 15, 2021
0
519
3
Floor Function problem
Give an example of a triple (a, b, c) of real numbers such thatabc[a][b][c] = 2021,
where [x] denotes the greatest integer less than or equal to x
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Guest
May 15, 2021
0
502
3
+201
pls help
In how many positive four-digit integers that are not multiples of 1111 do the digits form an arithmetic sequence from left to right?
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mathisopandcool
May 15, 2021
0
470
1
counting
How many ways are there to divide a red bracelet, a yellow bracelet, a green bracelet, and a black bracelet among 4 people if someone must receive exactly two bracelets?
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Guest
May 15, 2021
0
865
3
+201
A bag contains marbles of three different colors with at least three marbles of each color. Three marbles are randomly selected, without rep
A bag contains marbles of three different colors with at least three marbles of each color. Three marbles are randomly selected, without replacement. How many different color combinations are possible? (Note: ``red, red, blue" and ``red, blue, red" are
read more ..
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mathisopandcool
May 15, 2021
0
464
1
right-triangle trig
In right triangle BCD with D = 90, we have BC = 9 and BD = 5. Find sin B.
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Guest
May 15, 2021
0
474
1
right-triangle trig
In triangle XYZ, Z = 90, cos Y = 7/29, and XY = 28. What is tan X?
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Guest
May 15, 2021
0
353
1
right-triangle trig
In right triangle ABC, we have AB = 10, BC = 20, and angle ABC = 90. If M is on AC such that BM is a median of triangle ABC, then what is cos ABM?
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Guest
May 15, 2021
0
462
2
coordinates
The circle centered at (2,-1) and with radius 4 intersects the circle centered at (2,8) and with radius sqrt(14) at two points A and B. Find AB^2.
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Guest
May 15, 2021
+1
517
4
coordinates
The points (0,4) and (1,8) lie on a circle whose center is on the x-axis. What is the radius of the circle?
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Guest
May 15, 2021
0
378
1
Help
If $h(x)$ is a function whose domain is $[-8,8]$, and $g(x)=h\left(\frac x2\right)$, then the domain of $g(x)$ is an interval of what width?
Thanks!
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Guest
May 15, 2021
0
445
1
algebra
The parabolas defined by the equations y = x^2 + 4x + 6 and y = 1/2*x^2 + x + 4 intersect at (a,b) and (c,d) where c >= a. What is c - a?
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Guest
May 15, 2021
0
513
2
HELP PLZZ
Let A and B be real numbers such that $\frac{A}{x-5}+B(x+1)=\frac{-3x^2+12x+22}{x-5}$. What is A+B?
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Guest
May 15, 2021
0
431
1
coordinates
The two endpoints of a segment are at (1,4) and (-10,-17). What is the sum of the coordinates of the midpoint of the segment?
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Guest
May 15, 2021
+2
723
2
+471
How many possible combinations of ISBN numbers are there?
Hello, I just purchased a book and was thinking about the ISBN number wondering how many books could the current system contain.
So.
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Mr.Owl
May 15, 2021
0
451
1
coordinates
Suppose P is the point (5,3) and Q is the point (3,8). Find point T such that Q is the midpoint of segment PT.
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Guest
May 15, 2021
-1
560
1
+73
Question repost because I still need help
https://web2.0calc.com/questions/help_29722#r3https://web2.0calc.com/questions/help_29722#r3
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qwertyytrewq
May 15, 2021
0
479
3
help is appreciated, thanks
James the fly starts at (0, 0) Each step, James moves one unit right or one unit up. He is trying to get to the point (5, 7). However, at (4, 3) there is a frog that will eat him if he goes through that point. In how many ways can James reach
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Guest
May 15, 2021
0
464
1
parabola
The graph of a certain quadratic y = ax^2 + bx + c is a parabola with vertex (-4,0) which passes through the point (1,75) What is the value of a?
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Guest
May 15, 2021
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