# Check my math please

**URL:** <https://boards.straightdope.com/t/check-my-math-please/736585>\
**Category:** Factual Questions\
**Created:** [November 4, 2015, 3:30am UTC](https://boards.straightdope.com/t/check-my-math-please/736585 "2015-11-04T03:30:15Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Saint\_Cad](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/saint_cad/32/18907_2.png) [@Saint\_Cad](https://boards.straightdope.com/u/Saint_Cad)\
**Post date:** [November 4, 2015, 3:30am UTC](https://boards.straightdope.com/t/check-my-math-please/736585/1 "2015-11-04T03:30:15Z")

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n^(a + bi); n, a , b real  
I got (n^a)[cos(b ln(n)) + i sin(b ln(n))] but something doesn’t look right about it.

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**Author:** ![Kimble](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/kimble/32/19185_2.png) [@Kimble](https://boards.straightdope.com/u/Kimble)\
**Post date:** [November 4, 2015, 3:55am UTC](https://boards.straightdope.com/t/check-my-math-please/736585/2 "2015-11-04T03:55:27Z")

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[It’s right.](https://www.math.toronto.edu/mathnet/questionCorner/complexexp.html)