Converting logarithms
Condensing Logarithms
Condensing Logarithms (Part 2)
Expanding Logarithms
Expanding Logarithms (Part 2)
100

log39=2

32=9

100

log3-log8

log (3/8)

100

1/3log6

log61/3

100

log(6*11)

log6+log11

100

log(5*3)

log5+log3

200

log28=3

23=8

200

4log3-4log8

log(3/8)4

200

log2+log11+log7

log(154)

200

log(6/11)5

5log6-5log11

200

log(3*23)

log3+3log2

300

33=81

log381=3

300

6log3u+6log3v

log3(uv)6

300

log7-2log12

log(7/144)

300

log(24/5)

4log2-log5

300

log(6/5)6

6log6-6log5

400

log981

2

400

log4u-6log4v

log4(u/v6)

400

log3u-5log3v

log3(u/v5)

400

log(x/y6)

logx-6logy

400

log(u4/y)

4logu-logy

500

log366

1/2

500

20log6u+5log6v

log6(u20v5)

500

4log3u-20log3v

log3(u4/v20)

500

log(a*b)2

2loga+2logb

500

log(x*y*z2)

logx+logy+2logz