Question
Simplify the following trigonometric expression: 15 cos 25° cosec 65° − 5 cot 80° cot 10°
More Trigonometry Questions
- If cosec (2A + B) = 2 and cosec (A + B) = 1, find the value of (3A – B).
- If A + B = 450 , then the value of 2(1 + tanA) (1 + tanB) is:
- Find the maximum value of (6sin A + 8cos A).
- If cos θ + sec θ = √2, then the value of cos³ θ+ sec³ θ is:
- If sec(2A + B) = 2 and cos(A + B) = (1/√2) , find the value of {sec 2B + tan (A + B) } given that 0o < A, B < 90o
- If tan θ = 8/3 , then the value of (3Sinθ+2 Cosθ )/(3 Sinθ-2Cosθ) is
- sin2 7 ° + sin2 8 ° + sin2 9 ° + sin2 10 ° + ……… + sin2 83 ° = ?
- What is the value of cosec30° sec30°?
- If 4sin² θ = 3(1+ cos θ), 0° < θ < 90°, then what is the value of (2tan θ + 4sinθ - secθ)?
Relevant for Exams:
Hey! Ask a query
Please enter email id
The email must be a valid email address.
Please enter Mobile Number
Please enter valid Mobile Number
Please enter your Doubt
Think You're Ready for RBI Grade B?
RBI Grade B 2026 Phase 1 Memory Based Paper
- 200 Questions with Detailed Solutions
- Section-wise Coverage (GA, English, Quant & Reasoning)