how would i plug this into the calculator? to find the sum?(adsbygoogle = window.adsbygoogle || []).push({});

step by step process? thankss!

4

∑ 2 cos (π/k)

k = 1

i tried this site

http://mathbits.com/mathbits/tisection/Algebra2/summation.htm [Broken]

and i got a different answer...so i just need help with the set up on a T.I calc.

**Physics Forums - The Fusion of Science and Community**

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

# HELP! how to plug this into the calculator sigma notation?

Loading...

Similar Threads - HELP plug calculator | Date |
---|---|

B Need some help with understanding linear approximations | Feb 17, 2018 |

I Help with simplifying series of hyperbolic integrals | Nov 19, 2017 |

I Help with understanding inexact differential | Nov 13, 2017 |

I Help please with biocalculus question involving differentiation | Nov 4, 2017 |

Confusion about squeeze theorem example; plugging 0 into x when x ≠ 0. | Jun 7, 2012 |

**Physics Forums - The Fusion of Science and Community**