Toán so sánh: 1/căn1+1/căn2+1/căn3+…+1/căn100 và 10 09/09/2021 By Reese so sánh: 1/căn1+1/căn2+1/căn3+…+1/căn100 và 10
`Ta` `có :` `1/\sqrt[1] + 1/\sqrt[2] + 1/\sqrt[3] + … + 1/\sqrt[100]` `>` `1/\sqrt[100] + 1/\sqrt[100] + 1/\sqrt[100] + … + 1/\sqrt[100]` `⇔ 1/\sqrt[1] + 1/\sqrt[2] + 1/\sqrt[3] + … + 1/\sqrt[100]` `>` `100/\sqrt[100]` `⇔ 1/\sqrt[1] + 1/\sqrt[2] + 1/\sqrt[3] + … + 1/\sqrt[100]` `>` `100/10` `⇔ 1/\sqrt[1] + 1/\sqrt[2] + 1/\sqrt[3] + … + 1/\sqrt[100]` `>` `10` Xin hay nhất ! Trả lời
gửi bn
`Ta` `có :`
`1/\sqrt[1] + 1/\sqrt[2] + 1/\sqrt[3] + … + 1/\sqrt[100]` `>` `1/\sqrt[100] + 1/\sqrt[100] + 1/\sqrt[100] + … + 1/\sqrt[100]`
`⇔ 1/\sqrt[1] + 1/\sqrt[2] + 1/\sqrt[3] + … + 1/\sqrt[100]` `>` `100/\sqrt[100]`
`⇔ 1/\sqrt[1] + 1/\sqrt[2] + 1/\sqrt[3] + … + 1/\sqrt[100]` `>` `100/10`
`⇔ 1/\sqrt[1] + 1/\sqrt[2] + 1/\sqrt[3] + … + 1/\sqrt[100]` `>` `10`
Xin hay nhất !