1
e
e1/2
e-1/2
0
-2
2
loge5
loge2
loge5. loge2
-1/56
56
1/14
1/2
3/2
e-1
e-5
e5
π
-π
The value of log 0 is
-∞
∞
The value of
-1
-1/6
+1/6