An arithmetic sequence has this recursive formula:
(a1 = 5
(a^n. = a^n-1 - 4
what is the explicit formula for this sequence?

a. a^n=(-4)+(n-1)5
b. a^n=5+(n-)
c. a^n=5+(n-)
d. a^n=(-1)+(n-)

What is the difference between the equations of a vertical and a horizontal line?

What is a correct first step in solving the inequality-4(3-5x)> -6x+9

Identify all the cases where non-probability sampling is used when attempting to study the characteristics of a large city. studies on every subject in the population divide a population in groups and obtain a sample studies with a limited amount of time demonstrate existing traits in a population studies with the nth person selected