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Thanh Nam 11's Content

There have been 17 items by Thanh Nam 11 (Search limited from 14-05-2020)

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	Đề thi chuyên toán tỉnh Thái Bình 2017 - 2018 in Tài liệu - Đề thi Started by nguyentan1983, 06-06-2017 1 2 3		50 replies 12476 views	thanhdatnguyen2003 31-05-2018
	$x^2 + 2y^2 + 98z^2$ = 111....111 ( 666 số 1) in Số học Started by Thanh Nam 11, 01-03-2017		2 replies 669 views	IHateMath 01-03-2017
	Tìm n $\in$ Z+ sao cho $3^{n... in Số học Started by Thanh Nam 11, 25-02-2017		4 replies 393 views	dungxibo123 26-02-2017
	Min P= $\frac{3}{b+c-a}+... in Bất đẳng thức và cực trị Started by Thanh Nam 11, 15-02-2017		1 reply 593 views	iloveyouproht 15-02-2017
	$x^4+x^3+x^2+x=y^2+y$ in Số học Started by Thanh Nam 11, 11-02-2017		1 reply 576 views	viet9a14124869 13-02-2017
	CMR $a^{2}b+b^{2}c+c^{2... in Bất đẳng thức và cực trị Started by Thanh Nam 11, 11-02-2017		1 reply 416 views	phamngochung9a 11-02-2017
	$10^{y}= 81x+1$ in Số học Started by Thanh Nam 11, 11-02-2017		1 reply 864 views	Baoriven 11-02-2017
	CMR $Min ({(x-y)^2, (y-z)^2, (z-x)^2})... in Bất đẳng thức và cực trị Started by Thanh Nam 11, 25-11-2016		2 replies 379 views	NTMFlashNo1 26-11-2016
	CMR $ab^2 + bc^2 +ca^2\leq a^2+b^2+c^2$ in Bất đẳng thức và cực trị Started by Thanh Nam 11, 25-11-2016		3 replies 622 views	Element hero Neos 25-11-2016
	$\sum \frac{4}{a+b} \leq \frac{1... in Bất đẳng thức và cực trị Started by chung0103, 02-10-2016		12 replies 1076 views	mathsomega 07-10-2016
	CMR $\frac{ab}{c}+\fra... in Bất đẳng thức và cực trị Started by Thanh Nam 11, 28-09-2016		4 replies 523 views	Thanh Nam 11 30-09-2016
	Cmr: $5^{7^n}+7^{5^n}$ chia... in Số học Started by Thanh Nam 11, 31-08-2016		1 reply 1401 views	davidsilva98 31-08-2016
	$x^2 +y^2+2x+2y(x-1)$ in Số học Started by Thanh Nam 11, 31-08-2016		2 replies 500 views	hoangvunamtan123 31-08-2016
	$$\sqrt[3]{x^{2}-1} +... in Phương trình, hệ phương trình và bất phương trình Started by Thanh Nam 11, 13-08-2016		2 replies 385 views	Thanh Nam 11 13-08-2016
	$\left\{\begin{matrix}... in Phương trình - hệ phương trình - bất phương trình Started by Thanh Nam 11, 09-07-2016		1 reply 547 views	leminhnghiatt 10-07-2016
	Chứng minh tồn tại các số nguyên a,b,c sao cho 0 <... in Số học Started by Thanh Nam 11, 17-04-2016		1 reply 522 views	I Love MC 17-04-2016
	Chứng minh tìm được n sao cho $\sqrt{n+200... in Số học Started by Thanh Nam 11, 16-04-2016		2 replies 383 views	Thanh Nam 11 16-04-2016

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