Write a formula for the nth term of the given geometric sequence. Do not use a recursion formula.- , - , - , - , ...

A. an = n - 1 + 
B. an = - n - 1
C. an = -  + (n - 1)
D. an = -  + (n - 1)

Answer: B

Mathematics

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If possible, simplify the expression. If any variables exist, assume that they are positive.9 + 15

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Translate the sentence into an equation using the variable x.The sum of a number and 1 is 13.

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