Answer the following questions CORRECTLY I will know if this is wrong. I WILL REPORT ANY INCORRECT ANSWERS!
2 answers:
1. Find the explicit formula for 5, 9, 13, 17, 21, . . .
Answer: 4n + 1
Hope This helps :)
Answer by JKismyhusbandbae: 
Arithmetic Formula: 
Use the following formula to determine any number in an arithmetic sequence:
an = a1 + d (n – 1)
a1 = the first term.
d = common difference
n = term number
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