Respuesta :

Answer:

Here is the answer it is in the step-by-step explanation:)

Step-by-step explanation:

11.b.) x^9=

x= 3

11.c) x^343=

x=7^7

12a.) 3^x=6

x=729

12b.) x^121

x=11

12.c) 3^x=10

x=3^5

The answer is 3^5 or we can say 243