Question

Express the following in logarithmic form.

7³ = 343

Answer 1

7³ = 343

log 7³ = log₇ 343

3 log 7 = log₇ 343  ...(log a^m = m log a)

3 × 1 = log₇ 343  ...(log a = 1)

3 = log₇ 343

log₇ 343 = 3