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Posted by on Monday, October 8, 2012 at 4:06pm.

How do you find the exact value of Sin(13pi)?

  • Trigonomety question - , Monday, October 8, 2012 at 4:20pm

    since 13π = 12π + π, it suffices to get the exact value of sin(π).

    adding multiples of 2π does not change the value of the sine function.

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