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sieutoan99's Content

There have been 16 items by sieutoan99 (Search limited from 04-06-2020)

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	$\frac{a^2}{3a^2+(b+c)^2}+... in Bất đẳng thức - Cực trị Started by sieutoan99, 06-11-2012		1 reply 582 views	Secrets In Inequalities VP 06-11-2012
	Tìm min: $\frac{1}{x+y+z}-... in Bất đẳng thức và cực trị Started by sieutoan99, 20-09-2012		3 replies 415 views	BlackSelena 25-09-2012
	$4^x-12.x^2+32=0$ in Đại số Started by sieutoan99, 10-09-2012		0 replies 573 views	sieutoan99 10-09-2012
	Chứng minh rằng:$DN=AM+CN$. in Hình học Started by sieutoan99, 02-09-2012		3 replies 354 views	BlackSelena 03-09-2012
	$\frac{a}{b}+\frac... in Bất đẳng thức và cực trị Started by sieutoan99, 30-08-2012		2 replies 425 views	BoBoiBoy 30-08-2012
	Tìm điều kiện của $\Delta ABC$ để tứ giác... in Hình học Started by sieutoan99, 20-08-2012		1 reply 206 views	BlackSelena 20-08-2012
	$\frac{a^{4}+b^{4}+c^... in Bất đẳng thức và cực trị Started by sieutoan99, 07-08-2012		7 replies 883 views	BoFaKe 13-08-2012
	Tính $a.x^{5}+b.y^{5}$ in Đại số Started by sieutoan99, 13-08-2012		1 reply 361 views	dactai10a1 13-08-2012
	$$\frac{a}{2.a+b+c}+... in Bất đẳng thức và cực trị Started by sieutoan99, 13-08-2012		2 replies 381 views	triethuynhmath 13-08-2012
	Tìm min của: $\frac{x^{2}+y^... in Bất đẳng thức và cực trị Started by sieutoan99, 09-08-2012		6 replies 254 views	BlackSelena 09-08-2012
	Cho a,b,c là 3 cạnh 1 tam giác, $a,b,c\epsilon... in Đại số Started by sieutoan99, 07-08-2012		10 replies 630 views	funcalys 07-08-2012
	Tìm max $\sqrt{4.x+1}+\sqrt... in Bất đẳng thức và cực trị Started by sieutoan99, 06-08-2012		14 replies 426 views	triethuynhmath 06-08-2012
	Tìm min:$P=\frac{a}{3+b-a}+... in Bất đẳng thức và cực trị Started by sieutoan99, 06-08-2012		2 replies 222 views	henry0905 06-08-2012
	Cho $x> 0,y> 0$ thỏa mãn: $x^3+y^3... in Bất đẳng thức và cực trị Started by sieutoan99, 05-08-2012		12 replies 600 views	sieutoan99 06-08-2012
	Tìm $a$ là số tự nhiên sao cho $a$ ch... in Đại số Started by sieutoan99, 04-08-2012		2 replies 295 views	sieutoan99 06-08-2012
	Cho $abc=1$.Tính $P=\frac{\sqrt{... in Đại số Started by sieutoan99, 05-08-2012		8 replies 354 views	sieutoan99 05-08-2012

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