Respuesta :

Answer:

C.  11 log x

Step-by-step explanation:

= 5 log (10) x + 3 log (10) x^2

= log(10) x^5 + log(10) (x^2)^3

= log(10) x^5 + log(10) x^6

= log (10) x^11

=11 log (10) x

or

= 11 log x

Answer is C.