Question:
The value of sin(4tan⁻¹(1)/(3))-cos(2tan⁻¹(1)/(3)) is:
The value of sin(4tan⁻¹(1)/(3))-cos(2tan⁻¹(1)/(3)) is:
Show Hint
Use multiple-angle identities carefully.
Updated On: Mar 18, 2026
- 3/7
- 7/8
- 8/21
- None of these
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Verified By Collegedunia
The Correct Option is D
Solution and Explanation
Step 1: Let θ=tan⁻¹(1)/(3). Compute trigonometric values.
Step 2: Evaluation. Expression simplifies to non-listed value.
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