76+77 thầy đỗ văn đức min max biểu thức mũ logarit buổi 76+77

THAM GIA NHÓM FACEBOOK – VN GR OU P – – – – – – ln  x  y   ln  xy   ln  x  y  x y0 x, y M  x y 2 x , y P   xy  ln xy    x  y   10  0;5  5;10  M M 10;15 – V N G RO U P –  5;0  – Vngroupschool.com THAM GIA NHÓM FACEBOOK – VN GR OU P – a  1, b  a, b, x, y ax  by  a b P  x  2y  1  0;   2 1   1;   2   3 1;  3   ;  – a , b , x, y a x 3 y  b x 3 y  ab a  1, b  P  3x  y  3 V N G RO U P – – Vngroupschool.com THAM GIA NHÓM FACEBOOK – VN GR OU P –  a   b, ab  a, b P  log a ab  1  log a b  log a ab b 4 x y  log x y P  x  y  16.3 y  x x  3y  log  log P  log V N G RO U  log – Vngroupschool.com THAM GIA NHÓM FACEBOOK – VN GR OU P – P  log 42 x  12 log 22 x.log a   b  P  log 2a b  16 log b a 13  x  64 P 10 20 V N G RO U P 12 x – Vngroupschool.com THAM GIA NHÓM FACEBOOK – a   b  P  log a a 2b  log b a3 max P   max P  2 max P  max P   VN GR OU P a, b – a P  log 2a  a   3log b   b b V N G RO U P a  b  1, – Vngroupschool.com THAM GIA NHÓM FACEBOOK – P P   log a b OU  2    log b   a b  a  a, b b  a 1 18 a, b P  P  P  N G RO U P P  1  P  log a  b    log a b 4  b  b  a  V GR VN – – Vngroupschool.com THAM GIA NHÓM FACEBOOK – –  b  a   3b   P  log a   12 log 2b a   4a  a P  15 P  12 a, b P  P  log a  1  log b  P  4a  b3  log  4a  b3   log 1  log 3 4 N G RO U P 4log V VN GR OU P a, b – Vngroupschool.com THAM GIA NHÓM FACEBOOK – – 3a  5b  15 c P  a  b2  c2   a  b  c  2 1 1  x  1;  , y   ;  e   x  3 x  8  ey  ey  11 ln  ln  ln  ln 4 P  ln x   ln y  ln N G RO U P  ln  ln 5 V VN GR OU P a, b, c – Vngroupschool.com THAM GIA NHÓM FACEBOOK –   2x  ln    3x  y   x y  P x y OU P 1  x xy Pmin  Pmin  x, y Pmin  log Pmin  16  xy  xy  x  y  x  2y P  x y Pmin  11  Pmin  11  Pmin  11  22 G RO U P 11  19 N Pmin  V GR VN – – Vngroupschool.com THAM GIA NHÓM FACEBOOK – – log x2  y  x  y   P  x y 2 2 log x2 9 y  x  y   x, y P  x  3y  10  10  10 N G RO U P V VN GR OU P x, y – Vngroupschool.com THAM GIA NHÓM FACEBOOK – – log OU P x, y P  x  100 y GR 2501 2500 2499 log x2  xy 3 y 11x  20 y  40   x, y S 11 M m M  m  11 M m G RO U P M  m  M, m N M m y x 5001 V VN y   y2  3y  x   x 1 x – Vngroupschool.com THAM GIA NHÓM FACEBOOK – – f  x  OU P m 4sin x  m sin x 9sin x  41sin x VN GR m  log m  log 13 18 m  log m  log P  log a  bc   log b  ca   log c  ab  a, b, c V N G RO U P – Vngroupschool.com THAM GIA NHÓM FACEBOOK –  0;1 P  log a b  log b c  log c a  2 1   ;1  4  1 1 1    P  log a  b    log b  c    log c  a   4 4 4    N G RO U P a, b, c V VN GR OU P a, b, c – – Vngroupschool.com THAM GIA NHÓM FACEBOOK – – log x  log y  log  x  y  x, y  3x  y 15  8 1 P  log a  b  log    a b a, b  N G RO U P V VN GR OU P – Vngroupschool.com THAM GIA NHÓM FACEBOOK – –  x, y  x, y  x y  log     x  1 y  1     xy  P x, y P P  2x  y  1 2x  ln    3x  y   x y  1  x xy 16 N G RO U P V VN GR OU P x, y – Vngroupschool.com THAM GIA NHÓM FACEBOOK – –  xy  1 22 xy 1   x  y  x  y y  x, y     x, y  T  x  x ln     x  ln  19 y  xy  x  y  y  x  3y  N G RO U P V VN GR OU P x, y – Vngroupschool.com THAM GIA NHÓM FACEBOOK – – log 1 y  xy  x  y  x  xy P  x y 34 34 34 34 log x  log 20 y   log  x  16 y  x, y P  log x  log 2 y N G RO U P – V VN GR OU P x, y – Vngroupschool.com THAM GIA NHÓM FACEBOOK – – P  log x  log y  log z xyz  16 log 22 x  log 22 y  log 22 z   x0 ; y0 ; z0  M  x0  y0  z0 VN GR OU P x, y, z  V N G RO U P – – Vngroupschool.com ... y  P x y OU P 1  x xy Pmin  Pmin  x, y Pmin  log Pmin  16  xy  xy  x  y  x  2y P  x y Pmin  11  Pmin  11  Pmin  11  22 G RO U P 11  19 N Pmin  V GR VN – – Vngroupschool.com... – Vngroupschool.com THAM GIA NHÓM FACEBOOK – a   b  P  log a a 2b  log b a3 max P   max P  2 max P  max P   VN GR OU P a, b – a P  log 2a  a   3log b   b b V N G RO U P