Answer:

Step-by-step explanation:
If you want to find the 5th term of a sequence or any term you have to substitute n for the desired term in your case the result is the following

Answer:
x= 0 or x= -3
Step-by-step explanation:
Please see attached picture for full solution.
Answer:
She is 2 years and 6 months old.
Answer:

Step-by-step explanation:
Given

Required
Express as 
We have:

Apply second law of indices

So, we have:

