Answer:
There are 5 terms in the series.
Step-by-step explanation:

Take logs to get n = 5
Answer:
*
= 
Step-by-step explanation:
To get an equivalent fraction, we multiply by a fraction that is equal to one. The purpose is to alter the denominator of the fraction. To get from a denominator of 7 to 21 we multiply by 3. Therefore we will multiply 5/7 by 3/3 to get the new equivalent fraction with a denominator of 21.
Answer:
e - surveys
Step-by-step explanation:
I'm not sure btw sorry but hope this can help
The last one!!! (sorry I can't do recurring signs on my phone!) hope this helps :)