Answered

Generalize the pattern by finding a formula to calculate the nth term.
1, 5, 9, 13, 17, 21,...



A)
4n



B)
n + 4


C)
4n - 3


D)
4n + 4


Sagot :

Naǫid
It's an arithmetic sequence. The first term is 1 and the common difference is 4.

[tex]a_1=1 \\ d=4 \\ \\ a_n=a_1+d(n-1) \\ a_n=1+4(n-1) \\ a_n=1+4n-4 \\ \boxed{a_n=4n-3} \\ \hbox{answer C}[/tex]

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