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There have been 47 items by pmtlm (Search limited from 05-06-2020)

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chứng minh rằng:$\sum \frac{a}... in Bất đẳng thức và cực trị Started by pmtlm, 09-06-2013	2 replies 298 views	KietLW9 11-04-2021
11, Cho $x\geq xy+1$ in Bất đẳng thức và cực trị Started by pmtlm, 02-06-2013	4 replies 407 views	tham2000bn 06-08-2014
$\sqrt{2x^{2}+x+6}-2x=... in Phương trình, hệ phương trình và bất phương trình Started by pmtlm, 02-12-2013	2 replies 523 views	Nguyen Duc Thuan 02-12-2013
tìm min $B=\frac{x^{3}(y+z)... in Bất đẳng thức và cực trị Started by pmtlm, 19-06-2013	4 replies 340 views	hocgiotto13031998 19-06-2013
$\sum \frac{b+c+5}{1+a... in Bất đẳng thức và cực trị Started by pmtlm, 14-06-2013 1 2	22 replies 1257 views	babystudymaths 19-06-2013
$1<\sqrt{\frac{a}{... in Bất đẳng thức và cực trị Started by pmtlm, 19-06-2013	3 replies 343 views	badboykmhd123456 19-06-2013
CM$\sum \frac{x^{2}}... in Bất đẳng thức và cực trị Started by pmtlm, 17-06-2013	9 replies 561 views	pmtlm 19-06-2013
CM :$d\leq \sqrt{a+b}$ in Các dạng toán khác Started by pmtlm, 19-06-2013	1 reply 377 views	vutuanhien 19-06-2013
38,$A=(1+x)(1+\frac{1}{y})+... in Bất đẳng thức và cực trị Started by pmtlm, 17-06-2013	2 replies 231 views	andymurray44 17-06-2013
tìm max A=$13\sqrt{x^{2}-x^... in Bất đẳng thức và cực trị Started by pmtlm, 16-06-2013	1 reply 219 views	Oral1020 16-06-2013
tìm max min:A=x+2y+2 in Bất đẳng thức và cực trị Started by pmtlm, 16-06-2013	0 replies 202 views	pmtlm 16-06-2013
$\sum \frac{a}{b^{2... in Bất đẳng thức và cực trị Started by pmtlm, 15-06-2013	6 replies 264 views	SPhuThuyS 16-06-2013
36,$\sqrt{b+1}+\sqrt{c+1... in Các dạng toán khác Started by pmtlm, 12-06-2013	2 replies 484 views	datcoi961999 15-06-2013
$2^{2}+4x= 19-3y^{2}$ in Các dạng toán khác Started by pmtlm, 14-06-2013	2 replies 387 views	pmtlm 15-06-2013
37,$x^{2}-1=3\sqrt{3x+1}$ in Phương trình, hệ phương trình và bất phương trình Started by pmtlm, 12-06-2013	5 replies 739 views	phatthemkem 13-06-2013
42,$\sum \frac{15}{a^{... in Bất đẳng thức và cực trị Started by pmtlm, 12-06-2013	1 reply 366 views	pmtlm 13-06-2013
Q,$n^{2}+np+p^{2}=1-\frac... in Bất đẳng thức và cực trị Started by pmtlm, 13-06-2013	0 replies 250 views	pmtlm 13-06-2013
31,chứng minh $(x^{2}y^{2}-1)... in Số học Started by pmtlm, 12-06-2013	1 reply 342 views	BlackSelena 12-06-2013
39,tìm min$\sum \frac{a^{2}... in Bất đẳng thức và cực trị Started by pmtlm, 12-06-2013	3 replies 267 views	nguyencuong123 12-06-2013
34,$x+y+z+4= 2\sqrt{x-2}+4\sqrt... in Các dạng toán khác Started by pmtlm, 12-06-2013	2 replies 357 views	mathpro9x 12-06-2013
33,$\sqrt{x^{2}+2x}+\s... in Phương trình, hệ phương trình và bất phương trình Started by pmtlm, 12-06-2013	1 reply 328 views	trauvang97 12-06-2013
Giải phương trình: $13\sqrt{x^2-x^4}+... in Đại số Started by hieuht2012, 02-10-2012	6 replies 444 views	pmtlm 12-06-2013
28,29.Chứng minh:$4\leq \sqrt{a+b... in Bất đẳng thức và cực trị Started by pmtlm, 10-06-2013	5 replies 264 views	pmtlm 12-06-2013
26,27.giải hpt:$\left\{\begin... in Phương trình, hệ phương trình và bất phương trình Started by pmtlm, 10-06-2013	2 replies 356 views	pmtlm 12-06-2013
24,tìm max $P= \frac{(a-b)(2a-b)}... in Bất đẳng thức và cực trị Started by pmtlm, 10-06-2013	1 reply 342 views	trauvang97 11-06-2013

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