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Mathematics
ABCDEFG user157844's user avatar
ABCDEFG user157844's user avatar
ABCDEFG user157844's user avatar
ABCDEFG user157844
  • Member for 10 years, 2 months
  • Last seen more than a week ago
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question
6
minimum $x^2 + y^2$ on $\frac{(x-12)^2}{16} + \frac{(y+5)^2}{25} = 1 $ ellipse
Dec 24, 2015
question
6
solution of nested radical $\sqrt{7+2\sqrt{7-2\sqrt{7-2x} } } =x$
Jan 2, 2016
question
5
How to find the value of $\cos\left (\frac{\pi }{28} \right )-\cos\left (\frac{3\pi }{28} \right )+\sin\left ( \frac{5\pi }{28} \right )$?
Jul 1, 2019
question
5
What is $k_{\text{max}}$?
Dec 27, 2014
question
4
how to solve these equation?
Jul 17, 2014
question
4
Find the value of k when $f(x) = x^3 -4x^2 + 6x + k$
Jun 14, 2016
question
4
Integer solution of $ y-x = \sqrt{y+x} $
Jan 10, 2016
question
3
Given $(a+b)^2 + (c+d)^2 = 2023(a+b)(c+d)$ , what is the minimum value of $(\frac{a}{b+c+d} + \frac{b}{a+c+d})(\frac{c}{a+b+d} + \frac{d}{a+b+c})$
Apr 9
question
3
Find generating function for the pattern
Jul 10, 2019
question
3
How can I solve $m^{2}+9m-1 = n^{2}$ for an integer?
Jan 27, 2019