I need to write the following series in summation notation(adsbygoogle = window.adsbygoogle || []).push({});

1) 1+3+5+7+9+11 SUMMAND (2k-1)? is this right?

2) 4+6+8+10+12+12+16+18 (2k+2)? is this right?

Have I got it?

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# Homework Help: Summand part in summation notation

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