Problem 401. cos for boss?

a programmer had too much coffee and his boss needs cos(alpha+beta) correctly, especially when alpha or beta are close to pi/2 and the coffee is close to ninety degrees. A hint: sin() may be appropriate for some input, without committing any sin!!

Solution Stats

23.9% Correct | 76.1% Incorrect
Last Solution submitted on May 18, 2020

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