Mathematics · Trigonometry
If cos(A - B) = √32 and sec(A) = 2, where 0° ≤ A ≤ 90° and 0° ≤ B ≤ 90°, then what is the measure of B?
- 190°
- 230°
- 30°✓
- 460°
Correct answer
0°
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