Решить неравенство (125/27)^x-1 > 9/25

  • 03-02-2007 20:01
  • Просмотры: 12
Ответы ( 1 )
Тоха Куприянов
+1
04-02-2007 01:23

(125/27)>9/25 (125/27)/(125/27)>9/25 (5/3)>3/5 (5/3)>(3/5)*(3/5) (5/3)>(3/5) (5/3)>(3/5) (5/3)>(5/3) (5/3)>(5/3) 3x-3>-2 3x>1 3x>-2+3 x>1/3 3x>1 x>1/3