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Mathematics
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gilly
  • Member for 6 years, 10 months
  • Last seen more than 6 years ago
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Hi My name is Gilly! I like study problem solving and love play tennis. I wish becoming a mathematics researcher and create new theories!

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question
7
Find roots of $x^4 -6x^3 + 12x^2 - 12 x + 4 = 0$
Oct 29, 2017
question
4
Showing $a^n + b^n \ge (a+b)^n$ for $a,b > 0$ and $0 \le n \le 1$ [duplicate]
Nov 1, 2017
question
2
If $(z-2)/(z+2)$ is purely imaginary, find $z$ that satisfies this condition?
Oct 20, 2017
answer
2
$2\sqrt{a-x}$ = $\sqrt{b-x}$+$\sqrt{c-x}$
Nov 1, 2017
question
1
Condititon for roots of quartic to be real and two be coincident
Nov 17, 2017
question
1
If $f(0) = 1$ and $f'(0) = -1$ and $f(x) > 0$ always, what can be said about $f''(x)$
Dec 15, 2017
answer
1
Probability question on drawing balls
Nov 1, 2017
answer
1
Sketching graph of $\log(x) +2$
Nov 17, 2017
answer
1
Find : $\lim\limits_{x \rightarrow 0}\left(\frac{1}{\sin(x)} - \frac{1}{x}\right)$ with l'Hôpital's rules
Dec 12, 2017
question
0
Epsilon delta proof for $\lim_{x \to 1} (5x-3) = 2$
Oct 29, 2017
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What does this dashed and curved line mean in pyruvate molecular graph?