Rewrite into logarithmic form.
Rewrite into exponential form.
log 2 8  3
log10 100  2

[f]
log 4 1024  5


[g]
log 3 81  4

1
32

[h]
log 343 7 

[d]
49 2  7

[i]
log 2 641  6

[e]
9x  y  2

[j]
log x ( y 2  1)  2

23  8

[a]
54  625

[b]
36  729
[c]
2 5 
eg.
1
eg.
1
3
10 2  100
Evaluate the logarithms by first rewriting in exponential form and finding the missing exponent.
You may use your calculator to check multiplication, but do NOT use the log button.
eg.
Find log 6 216
[k]
Find log 2 64
[l]
Find log 3 27
[m]
Find log 4 161
[n]
Find log 81 9
[o]
Find log 5 125
[p]
Find log 2
[q]
Find log 3 0
[r]
Find log 64 4
[s]
Find log10 10,000,000,000
[t]
Find log 29 1
[u]
Find log 5 (25)
[v]
Find log10 1001, 000
1
8

Find the power of 6 that gives 216



6 ?  216
6 3  216
log 6 216  3