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What is the explict formula of 3, 7, 11, 15, 19

1 Answer

6 votes

We have the following:

the formula for this case is the following:


\begin{gathered} a_n=a_0+d\cdot(n-1) \\ a_0=3 \\ d=7-3=11-7=15-11=19-15=4 \end{gathered}

replacing:


a_n=3+4\cdot(n-1)

User Joel Marcey
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