De thi dai hoc nam 2013 lan 2 mon Toan cua Nhat Ban (De 2)

De thi dai hoc nam 2013 lan 2 mon Toan cua Nhat Ban (De 2) De thi dai hoc nam 2013 lan 2 mon Toan cua Nhat Ban (De 2) De thi dai hoc nam 2013 lan 2 mon Toan cua Nhat Ban (De 2) De thi dai hoc nam 2013 lan 2 mon Toan cua Nhat Ban (De 2) De thi dai hoc nam 2013 lan 2 mon Toan cua Nhat Ban (De 2) De thi dai hoc nam 2013 lan 2 mon Toan cua Nhat Ban (De 2)

2 x2 yD a >0 DE a D ˙ q x D B A x F x aD ax C y G 3; 5/ H I L K p q H p q J J R x y p q r x C y/2 D a.x C y / C bxy p: x y a b q: x D yD0 r: x D yD0 p p r p p p r aDbD1 I aDbD2 K aD2 xC p L b y M p !2 B C@ b N O P q Á2 C Ay D b Q 3 I S SD J r L r K M S O N rD *1 *2 *3 *4 *5 arithmetic progression series common difference common ratio infinite geometric series