Input |
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Arithmetic series |

Arithmetic series |

sum_(k=1)^n(a_1 + (k – 1) d) = n a_1 + 1/2 n ((n – 1) d) |

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## How To Solve Arithmetic Series

## Post navigation

Input |
---|

Arithmetic series |

Arithmetic series |

sum_(k=1)^n(a_1 + (k – 1) d) = n a_1 + 1/2 n ((n – 1) d) |

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