Answer :

Answer:

[tex]log {a}^{7} {k}^{r}[/tex]

Step-by-step explanation:

7 log a + r log k

Law of logarithms

[tex] = log {a}^{7} + log( {k}^{r} ) [/tex]

Using law of logarithms of addition

[tex] = log {a}^{7} {k}^{r} [/tex]