Question

How do you solve `log_4 z + log_4 8 = log_4 24`?

Answer 1

`color(red)(z = 3`

Explanation:

`log a + log b = log (ab), " Log rule"`

`log_4 z + log_4 8 = log_4 24`

`log_4(8 z) = log_4 24`

`:. 8 z = 24, " as base same"`

`color(red)(z = 24/8 = 3`