Week 1 – My Arthmetic Sequence

My sequence is 12, 18, 24, 30, 36

Determining term 50

$t_{50} = t_{1} + (n-1)$

$t_{50} = 12 + (49)(6)$

$t_{50}=306$

Determining the Sum

$S_{50} = \frac{50}{2} = (t_1 + t_{50})$

$S_{50} = {25}({12} + {306})$

$S_{50} = {7950}$

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