perplexus.info :: Just Math : Inconsiderable Integer Illation

Inconsiderable Integer Illation (Posted on 2014-11-16)

Determine the minimum value of a positive integer N, satisfying:

           cos 96^o + sin 96^o
tan 19N^o = -----------------
           cos 96^o - sin 96^o

See The Solution Submitted by K Sengupta

Rating: 5.0000 (2 votes)

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Actual answer -- calculator solution

| Comment 2 of 10 |

N = 159

19*N = 3021

And as Ady mentioned, LHS = RHS ~= -.8097840331950073.

RHS calculated first

Calculator table created for tan (19*n) and 159 was first multiple that matched.

Posted by Charlie on 2014-11-16 14:50:58

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