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There have been 74 items by killerdark68 (Search limited from 26-05-2020)

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Luyen tap ve bien doi can bac 3 in Đại số Started by killerdark68, 14-06-2014	1 reply 232 views	killerdark68 15-06-2014
Topic:Cac bai hinh duong tron va he thuc luong tam giac v... in Hình học Started by killerdark68, 19-06-2014	0 replies 226 views	killerdark68 19-06-2014
Topic:Cac bai toan nang cao ve can thuc in Đại số Started by killerdark68, 19-06-2014	1 reply 375 views	ILOVECR7 19-06-2014
Topic:Cac bai hinh duong tron va he thuc luong tam giac v... in Hình học Started by killerdark68, 20-06-2014	0 replies 230 views	killerdark68 20-06-2014
Topic:toan nang cao ve phan nguyen in Đại số Started by killerdark68, 17-06-2014	1 reply 313 views	killerdark68 20-06-2014
Topic:Cac bai toan nang cao ve can thuc in Đại số Started by killerdark68, 20-06-2014	5 replies 538 views	killerdark68 20-06-2014
1.Cho $(x+\sqrt{y^2+1})(y+\sqrt{x^2+1})=1... in Đại số Started by killerdark68, 03-06-2014 dai so	4 replies 11457 views	Nguyentiendung9372 25-06-2014
Topic:Bat dang thuc in Bất đẳng thức và cực trị Started by killerdark68, 26-06-2014	2 replies 175 views	phamquanglam 26-06-2014
Topic:chuyen de ve bat dang thuc in Bất đẳng thức và cực trị Started by killerdark68, 01-07-2014	1 reply 289 views	thuan192 01-07-2014
Luyen tap ve bat dang thuc in Bất đẳng thức và cực trị Started by killerdark68, 02-07-2014	0 replies 165 views	killerdark68 02-07-2014
cmr \sum $\sqrt{\frac{a... in Bất đẳng thức và cực trị Started by killerdark68, 24-07-2014	9 replies 539 views	killerdark68 26-07-2014
cmr $\sum \frac{a^2}{b^2... in Bất đẳng thức và cực trị Started by killerdark68, 24-07-2014	1 reply 390 views	hoctrocuanewton 28-07-2014
cmr $\sqrt[n-1]{n}> \sqrt[n]... in Bất đẳng thức và cực trị Started by killerdark68, 29-07-2014	0 replies 162 views	killerdark68 29-07-2014
cmr $\sum \frac{x}{1+yz... in Bất đẳng thức và cực trị Started by killerdark68, 30-07-2014	3 replies 435 views	killerdark68 31-07-2014
cmr $\sum \frac{a^2}{4b^2+1... in Bất đẳng thức và cực trị Started by killerdark68, 01-08-2014	4 replies 406 views	killerdark68 01-08-2014
Cmr $a\geq \sqrt{\frac{1+2... in Bất đẳng thức và cực trị Started by killerdark68, 02-08-2014	1 reply 383 views	Shironeko 02-08-2014
Tim max P=$\frac{1+\sqrt{x}... in Bất đẳng thức và cực trị Started by killerdark68, 04-08-2014	1 reply 229 views	Mikhail Leptchinski 04-08-2014
cmr $\sum \frac{1}{ab+a+2... in Bất đẳng thức và cực trị Started by killerdark68, 04-08-2014	2 replies 552 views	einstein627 04-08-2014
Tìm dư trong phép chia $3^{2^{2008}... in Số học Started by killerdark68, 05-08-2014	4 replies 359 views	Bui Ba Anh 05-08-2014
cmr $\sum a^2-\sum ab+abc\geq 8$ in Bất đẳng thức và cực trị Started by killerdark68, 07-08-2014	1 reply 256 views	naruto01 07-08-2014
cm $2^{2^{10n+1}}+19$ la ho... in Số học Started by killerdark68, 09-08-2014	0 replies 292 views	killerdark68 09-08-2014
Tim GTLN $P_{\Delta ILJ}$ in Hình học Started by killerdark68, 11-08-2014	1 reply 263 views	Bui Ba Anh 12-08-2014
Tim max A=$\frac{ab\sqrt{c-2... in Bất đẳng thức và cực trị Started by killerdark68, 13-08-2014	5 replies 628 views	Bui Ba Anh 13-08-2014
Tìm min P=$\frac{1}{\sum a^... in Bất đẳng thức và cực trị Started by killerdark68, 15-08-2014	8 replies 182 views	Bui Ba Anh 15-08-2014
cho $\sum a^2=1$ tim min A=$ab+bc+2ac... in Bất đẳng thức và cực trị Started by killerdark68, 15-08-2014	3 replies 313 views	chardhdmovies 16-08-2014

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