It's actually really simple! All you gotta do is write down the 2 fractions and multiply both the denominators and numerators. After you get the answer, just simply the fraction and you have your final answer!
Which of the following choices is NOT GEOMETRIC SEQUENCE.
1 answer:
You might be interested in
You can tell this is an arithmetic sequence because it is a list of terms beginning with -19 that increase by 6 each term. Because of this, we can use the formula for the sum of an arithmetic sequence, which is:
is the number of terms in the sequence
is the starting term
is the common difference among the terms
In this case, we can see that ,
, and
. Thus, we can use the formula:
Our answer is 10,521.