Mathematics · Trigonometry
If sin(3A) = cos(A + 30°), where 3A is an acute angle, then find the value of tan(5A).
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 2√2 + 1√2 − 1
- 3√3 + 1√3 − 1✓
- 4√3 − 1√3 + 1
Correct answer
√3 + 1√3 − 1
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