How do I write: 7 + 8 + 9 + ... + 137 using notation
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This can be done several ways: $\displaystyle \sum\limits_{k = 1}^{131} {\left( {6 + k} \right)} = \sum\limits_{k = 6}^{136} {\left( {1 + k} \right)} $.
Hello, Cammie! How do I write: .$\displaystyle 7 + 8 + 9 + \hdots + 137$ using sigma notation? How about: .$\displaystyle \sum^{137}_{n=7} n $
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