Plane Trigonometry help plz..?

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find the acute angle A, to the nearest second, when:

a. log cos A.= 9.12575

2007-04-21 10:00:29 · 2 answers · asked by help 1 in Science & Mathematics ➔ Mathematics

There isn't one...

2007-04-21 10:05:08 · answer #1 · answered by Anonymous · 0⤊ 0⤋

Exponentiate both sides to get cosA=10^9.12575
But this could have have a solution because cos only has values between -1 and +1.

2007-04-21 17:06:47 · answer #2 · answered by bruinfan 7 · 0⤊ 0⤋