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Post New Question
All Questions
+0
234932 Questions
0
1001
4
HELP PLEASE!!
Two different numbers are selected simultaneously and at random from the set {1, 2, 3, 4, 5, 6, 7. What is the probability that the positive difference between the two numbers is 2 or greater? Express your answer as a common fraction.
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Guest
Jul 15, 2020
0
466
1
pls help asap!!!
Can I get a hint for this problem?
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Guest
Jul 15, 2020
0
510
2
need help with angles
Given the figure below, what are the values of x and y?
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Guest
Jul 15, 2020
0
373
1
geometry
Find the area of a regular octagon with a side length of 5cm.
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Guest
Jul 15, 2020
-3
669
17
+980
I need help on these problems ASAP
https://web2.0calc.com/questions/help-1_39
https://web2.0calc.com/questions/help-2_42
https://web2.0calc.com/questions/help-3_37
https://web2.0calc.com/questions/help-5_28
read more ..
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qwertyzz
Jul 15, 2020
+1
607
4
+20
Having 2 numbers that guaranteedly have a point where they can be used to get any number, how can this point be estimated?
Having 2 numbers that guaranteedly have a point where they can be used to get any number, how can this point be estimated?
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whatismath
Jul 15, 2020
0
438
0
please help
The numbers from 1 to 8 are entered into the eight circles in this diagram, with the number 3 placed as shown. In each triangle, the sum of the three numbers is the same. The sum of the four numbers which are at the corners of the central square is 20.
read more ..
Guest
Jul 15, 2020
0
654
2
+26
Help!
The hypotenuse of a right triangle measures $6\sqrt{2}$ inches and one angle is $45^{\circ}$. What is the number of square inches in the area of the triangle?
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lionnalostet
Jul 15, 2020
0
987
1
+26
Find the area of triangle $ABC$ below.
Find the area of triangle $ABC$ below.
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lionnalostet
Jul 15, 2020
0
356
0
coordinates
Select the inequality that corresponds to the given graph.
Guest
Jul 15, 2020
0
346
1
please help
Find x.
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Guest
Jul 15, 2020
0
589
5
+20
Can you get any number starting from a certain one using any 2 numbers
It is known that you can get any number starting for 8 using only 5 and 3. Is it correct that you can get any number (starting from a certain one) using any 2 numbers? How could you estimate this "starting number"?
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whatismath
Jul 15, 2020
0
908
1
+50
help
What percent of $5x$ is equal to $x/5$?
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HomeSlice
Jul 15, 2020
Jul 14, 2020
0
604
1
+161
I know, I posted this 3 times, but I am curious if anyone knows!
https://web2.0calc.com/questions/hi-since-i-was-bored-i-made-a-problem
:)
-tigernathan
read more ..
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tigernathan
Jul 14, 2020
0
484
1
line equation
what is an equation of the line that is perpendicular to y-4 = 2(x-6) and passes through the point (-3, -5)
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Guest
Jul 14, 2020
0
997
1
+50
Help ASAP
A bookstore sells used books at a 40$\%$ discount off the regular price of the book when it was new. The price of a used book is $\$18$. What was the regular price of that book when it was new
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HomeSlice
Jul 14, 2020
+2
944
3
+306
The real numbers a and b satisfy |a|<1 and |b|<1.
The real numbers a and b satisfy and
a) In a grid that extends infinitely, the first row contains the numbers The second row contains the numbers In general, each number is multiplied by a
read more ..
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mathmathj28
Jul 14, 2020
0
1182
4
+50
HELP ASAP
A tree grew from a height of 6 feet to 15 feet. By what percent did its height increase?
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HomeSlice
Jul 14, 2020
0
607
1
equation of line
Which is an equation of the line that is parallel to y=-5x+6 and passes through the point (-4,-1)
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Guest
Jul 14, 2020
0
674
1
+28
i need help with this practice question please help
solve the following equation by factoring
x^2-2x=0
Rewrite the equation in a completely factored form
read more ..
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RichBoiiiKen
Jul 14, 2020
0
547
0
+161
Solve; It is a problem I made up
There are 5 geometry and 3 algebra questions in the tiger math test. Nathan picks questions to solve randomly and he continues to study until he solves all questions from one of the subjects. What is the probability that Nathan finishes algebra?
read more ..
tigernathan
Jul 14, 2020
0
519
0
+161
A side problem :)
The “crescent moon” shape is bounded by the arc of a semicircle CDA and the arc of a quarter-circle ABC. Points B and D are the midpoints of their respective arcs. Given that BD = 2 units, what is the area of the shape, in square units? Express your answer
read more ..
tigernathan
Jul 14, 2020
+7
692
9
+315
AoPS question
Are any of you here are from AoPS?
off-topic
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polyyou
Jul 14, 2020
0
532
1
confused
A box of crayons has 9 different coloured crayons in it. 4 crayons are given to onechild to play with, then another 3 are given to a second child to play with, and finally the last 2 are given to a third child. In how many was can these crayons
read more ..
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Guest
Jul 14, 2020
0
512
1
probability
My friend and I are playing a best-out-of-seven table tennis tournament. We have an equal chance of winning any game. I have won two games, and my friend has won one game. What is the probability that I win the tournament?
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Guest
Jul 14, 2020
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