hawkswoopergami hawkswoopergami

01-01-2018
Mathematics

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What is the sum of the first 19 terms in the arithmetic sequence 3+7+11+...

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lucierose2903 lucierose2903

01-01-2018

3,7,11,15,19,23,27,31,35,39,43,47,51,55,59,63,67,71,75

You plus 4 every time.
Hope this helped :)

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Richinfo Richinfo

01-01-2018

the sum of the first 19 terms is 3+7+11+15+19+23+27+31+35+39+43+47+51+55+59+63+67+71+75= 741

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