a-financial-model-uses-1000-in-a-periodic-forecast-determine-sin1000-by-reducing

Question

A financial model uses θ = 1000° in a periodic forecast. Determine sin1000° by reducing coterminally.

Accepted Answer

sin1000° = sin280° = −sin80°

Answer

sin1000° = 0

Answer

sin1000° = sin280° = - sin100°

Answer

sin1000° = sin280° = sin100°