Πάρτη Κοηλί

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3,152 reputation

11036

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	age	13
visits	member for	11 months
	seen	39 mins ago
stats	profile views	894

Hi, I am not really a per— oh wait. I am this 13 year old guy who relaxes all the time — not sure if has a real purpose in life.

I like to study mathematics and physics and will do some work on these interesting fields in the future. Currently targeting physics.

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87 Answers

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77	Computing $999,999\cdot 222,222 + 333,333\cdot 333,334$ by hand.
31	How is $e^x$ read aloud?
8	With the binomial expansion of $ (3+x)^4$ express $(3 - \sqrt 2)^4$ in the form of $p+q\sqrt 2$
8	How to show that $\frac{x^2}{x-1}$ simplifies to $x + \frac{1}{x-1} +1$
8	Is writing 2K13 technically correct?

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3,152 Reputation

+115	What is $-i$ exactly?
+10	Determine the inverse function of $f(x)=3^{x-1}-2$

13 Questions

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37	Computing $999,999\cdot 222,222 + 333,333\cdot 333,334$ by hand.
25	What is $-i$ exactly?
13	Prove that $x = 2$ is the unique solution to $3^x + 4^x = 5^x$ where $x \in \mathbb{R}$
11	Is a counterexample considered a rigorous proof that a property is not true?
6	How to simplify $\frac{4 + 2\sqrt6}{\sqrt{5 + 2\sqrt{6}}}$?

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61 Tags

84 arithmetic × 5	31 pronunciation
77 contest-math × 3	18 homework × 9
55 algebra-precalculus × 33	14 number-theory × 6
38 functions × 5	11 soft-question × 9
31 exponentiation × 2	11 probability × 4

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$Mathematics Stack Exchange$	Mathematics	3,152 rep	11036
	English Language Learners	251 rep	16
	English Language & Usage	222 rep	12
	Area 51	201 rep	3
	Web Applications	156 rep	3

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