user avatar
user avatar
user avatar
questionasker
  • Member for 1 year, 10 months
  • Last seen this week
8 votes
2 answers
183 views

Nested functions

5 votes
2 answers
130 views

Finding $\frac{2a^5 - 5a^4 + 2a^3 - 8a^2}{a^2 + 1}$

4 votes
2 answers
88 views

Finding the length of $DE$ given $AB = 4$ and $BE = 5$

3 votes
2 answers
70 views

Finding $\frac{DK}{DI}$

3 votes
2 answers
61 views

Finding the amount of prime numbers in $S_1, S_2,S_3,\ldots$

3 votes
4 answers
296 views

Arithmetic progression $(a,b,c)$ with $a^2+b^2=c^2$ and $\gcd(a,b,c) = 1$

3 votes
3 answers
62 views

Congruent sets of an arithmetic sequence and a geometric sequence

3 votes
3 answers
81 views

Finding the greatest common divisor of $(n+1)(n+2)^2(n+3)^3(n+4)^4$

2 votes
2 answers
28 views

Finding the sum of $5$ angles given equivalent division of a side

2 votes
1 answer
80 views

Proving that there exists $\leq 1$ pairs in the sequence $a_{n+1} = a_n + \frac{n}{a_n}$ whose sum is a positive integer

2 votes
2 answers
162 views

Recursive sequence with square roots

2 votes
3 answers
100 views

Solving for $x$ when $\sqrt{\sqrt{3} - \sqrt{\sqrt{3} + x}} = x$

2 votes
3 answers
65 views

Finding $x$ when $\sqrt{3x - 4} + \sqrt[3]{5 - 3x} = 1$

2 votes
2 answers
93 views

Integer roots to $ax^2 + bx + c$ and $(a+1)x^2 + (b+1)x + (c+1)$

2 votes
0 answers
25 views

Finding a relationship between $a,b,c$ when given that $x^2 - ax - y + b^2 + ac = 0$

2 votes
2 answers
62 views

Finding all possible values of $d$ given that the sum of the reciprocals of a polynomial is $17$

2 votes
2 answers
110 views

Finding $k$ such that $x^2 + x + 10 = k(k-1)$ has one positive integer root

2 votes
2 answers
99 views

Finding $m$ given that $9m^2 + 25m + 26$ is a product of consecutive integers

2 votes
1 answer
73 views

Finding $1998x + 5y + 3z$ given $\frac{1}{x} + \frac{1}{y} = \frac{3}{z}$

2 votes
1 answer
60 views

Proving that $\angle AOE = 2 \angle COD$ using complex numbers

2 votes
1 answer
146 views

Finding the number of $2017$-digit numbers with leading digit $2$

1 vote
3 answers
107 views

Finding all rational values of $x$ for which $256(x + 15\{x\})\{x\} = 2021$

1 vote
1 answer
66 views

Finding the least number of plants watered by three gardeners

1 vote
1 answer
56 views

Finding $\sum_{n=2}^8 \frac{1}{n!(17-n)!}$

1 vote
1 answer
91 views

Finding $\sqrt{\frac{y}{x}} + \sqrt{\frac{z}{y}} + \sqrt{\frac{x}{z}}$

1 vote
2 answers
97 views

Finding $\frac{S_{\triangle BKC}}{S_{\triangle ABC}}$

1 vote
1 answer
63 views

Numbers that can be expressed as $ab + a + b$

1 vote
1 answer
68 views

Proving that $pr$ and $qs$ are perpendicular

1 vote
2 answers
66 views

Finding all integer solutions of $\frac{1}{x} + \frac{1}{y} - \frac{1}{z} = \frac12$

1 vote
1 answer
33 views

Finding $S_{ADE}:S_{DBCE}$ given that $\angle A = 30^\circ$