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Post New Question
All Questions
+0
237771 Questions
-2
67
1
+1348
need help quick
The graphs of $y=x^2$ and $x+y=0$ intersect at two points. Find the distance between these two points.
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sandwich
Aug 14, 2023
0
106
2
+762
Riddle 33
There’s a one-story house in which everything is yellow. Yellow walls, yellow doors, yellow furniture. What color are the stairs?
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history
Aug 14, 2023
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81
3
+762
Riddle 32
What is always in front of you but can’t be seen?
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history
Aug 14, 2023
+1
76
3
+762
Riddle 31
What question can you never answer yes to?
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history
Aug 14, 2023
0
72
3
+762
Riddle 30
A little girl goes to the store and buys one dozen eggs. As she is going home, all but three break. How many eggs are left unbroken?
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history
Aug 14, 2023
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61
2
+762
Riddle 29
The day before yesterday I was 21, and next year I will be 24. When is my birthday?
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history
Aug 14, 2023
-1
78
1
+1348
graph intersections
The graphs of $x=y^4$ and $x+y^2=1-x$ intersect at two points. The distance between these points is of the form $u+v\sqrt2$, where $u$ and $v$ are integers. Find the ordered pair $(u,v)$.
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sandwich
Aug 14, 2023
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121
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Guest
Aug 14, 2023
-2
125
1
+1348
help plz
Find all values of $r$ such that $\lfloor r \rfloor + r = 16$.
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sandwich
Aug 14, 2023
0
91
1
need a quick hint
Find the number of integers $n$ in the interval $0 < n \le 100$ that satisfy $64n\equiv 2\pmod {5}.$
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Guest
Aug 14, 2023
0
45
1
+1348
simplify logs
Simplify 25^{\frac{1}{2} - \log_5(\sqrt{5})}.
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sandwich
Aug 14, 2023
0
72
1
+1348
need help with a math problem
Find the absolute difference of the roots of the equation $x^2+30x+180=0$.
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sandwich
Aug 14, 2023
+3
89
6
+1307
sequence
Compute
Any help would be much appreciated, thanks!!
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dolphinia
Aug 14, 2023
0
96
3
+21
Suppose a quadrilateral ABCD with an inscribed circle has perimeter 24 and AB=5 . What is the length of segment CD?
Suppose a quadrilateral ABCD with an inscribed circle has perimeter 24 and AB=5 . What is the length of segment CD?
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sdfdsasdfafdsaf
Aug 14, 2023
0
49
5
+21
Two concentric circles have radii 8 and 17, respectively. What is the length of the chord in the larger circle created by a tangent line to
Two concentric circles have radii 8 and 17, respectively. What is the length of the chord in the larger circle created by a tangent line to the smaller circle?
read more ..
The3Mathketeers
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sdfdsasdfafdsaf
Aug 14, 2023
0
69
2
+132
PLEASE HELP ME!
is X= [2 -1] the inverse of A= [1/2 1/4] ?
6 -4. -2 -1/2
Help complete these statements.
The
read more ..
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thebestchesscat
Aug 14, 2023
+1
67
2
+25
pls help
Suppose TIP and TOP are isosceles triangles. Also suppose that TI = 5. PI = 7, and PO = 11.
What are all the possible lengths TO ?
List the values separated by commas.
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icecreamchocolate
Aug 14, 2023
0
92
1
+170
Answer to interesting question
I have an answer to this question: https://web2.0calc.com/questions/interesting-question_7
The answer is yes; we proceed by induction:
First, note that we must have \(\{x^n\} + \frac1{x^n} = 1\) is encompassed by
read more ..
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plaintainmountain
Aug 14, 2023
-1
119
1
+818
hard number theory congruence
does anybody have any ideas?
The prime $p$ has the property that the congruence $$n^2 \equiv -1\pmod{p}$$ has no solutions $n$. Determine the sum of all such primes $p$.
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maximum
Aug 14, 2023
0
113
1
GCD
Find the smallest positive integer $n$ such that $9n-2$ and $7n + 1$ share a common factor greater than $1$.
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Guest
Aug 14, 2023
-2
50
2
+818
help with squares
help I have question about squares
Let $a$ and $b$ be non-zero integers. If both $a^2$ and $b^2$ have at most three digits, then what is the greatest possible difference between $a^2$ and $b^2?$
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maximum
Aug 14, 2023
0
102
1
coordinate geometry
If $A = (3,4)$ and $C = (-7,2)$ are opposite vertices of a rectangle $ABCD,$ then vertices $B$ and $D$ must lie on the circle
\[x^2 + y^2 - px - qy + s = 0.\]
Compute the ordered triple of real numbers $(p,q,s).$
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Guest
Aug 14, 2023
0
118
5
pls
35% of 100
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Guest
Aug 14, 2023
0
120
2
college alebra
7y-4=9y+13-4y
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Guest
Aug 14, 2023
+1
110
7
+82
Fun Math Question Loop Thing
I tried this on some other website and it was really fun.
Rules:
Questions Should be WORD PROBLEMS.
You can Either post parts of your work or all of your work
read more ..
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xxyoohoo
Aug 14, 2023
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