Question

用不等号将下列各式连接起来:

(1)_______________log₈;

(2)________________log₇2;

(3)log_{5__________}log₄.

Answer 1

解析:(1)=log₈8＜log₈9=log₈.

(2)=log₇7＜log₇8=log₇2.

(3)log₅=log₅＜log₅=,

而log₄=log₄＞log₄=,

∴log₅＜log₄.

答案:(1)＜  (2)＜  (3)＜