Intro to Logarithms and More

Exponent to Log

100

2²=4

log₂4=2

200

3²=9

log₃9=2

300

6³=216

log₆216=3

400

17^-2=1/289

log₁₇(1/289)=-2

500

x⁹=y

log_xy=9

Log to Exponent

100

log₆36=2

6²=36

200

log₃27=3

3³=27

300

log₃243=5

3⁵=243

400

log₇(1/343)=-3

7^-3=1/343

500

log100=b

10^b=100

Evaluate the Log

100

log₂8

3

200

log₅25

2

300

log₃81

4

400

log100,000

5

500

log₇1

0

Evaluate the Log Part 2

100

log₇49

2

200

log₂32

5

300

log₅(1/5)

-1

400

log₄(1/64)

-3

500

log₂₅5

1/2

Random Math

100

7x9

63

200

7+6(2+1)

25

300

5² -3+10(2)

42

400

Expand and simplify: (5x+2)²

25x²+20x+4

500

Factor: 2x²+7x+3

(2x+1)(x+3)