2023年5月29日 · sin(15) = sin(45-30) by using sin(A-B) formula. sin(45-30) = sin45cos30 - sin30cos45 = (1/√2)(√3/2) - (1/2)(1/√2) = (√3/2√2) - (1/2√2) = (√3 - 1)/2√2. cot 15= cos15/sin15 …

2018年4月11日 · Answer: The value of cot 15° is .. Step-by-step explanation: The given expression is. It can be written as. Multiply both numerator and denominator by .

2024年2月26日 · Cot 15 degrees is the value of cotangent trigonometric function for an angle equal to 15 degrees. The value of cot 15° is 2 + √3 or 3.7321 (approx). Step-by-step explanation:

2022年10月12日 · We have, cot 165 ° = cot (180 - 15 )° = - cot 15° cot 345° = cot (360 - 15) ° = - cot 15° cot 105° = cot (90 + 15 )° = tan 15° Now, putting these values in the equation given, …

2021年8月2日 · The cot of 15 degrees is 2+√3, the same as cot of 15 degrees in radians. To obtain 15 degrees in radian multiply 15° by / 180° = 1/12 . Cot 15degrees = cot (1/12 × . The …

2021年7月25日 · Find the value of cot 15 Get the answers you need, now! aggidnandan aggidnandan 25.07.2021 ...

2019年11月28日 · the value of cot 15 is 3.73205078. Advertisement Advertisement New questions in Math ...

2024年2月26日 · Click here 👆 to get an answer to your question ️ Find cot 15° Please answer soon ... 15, 12, 11, 15 ...

2014年5月30日 · Find an answer to your question If cot theta= 15/8. Evaluate-(2 + 2 sin theta)(1- sin theta) / (1 + cos theta)(2- 2 cos theta)

2020年2月7日 · Find the value of tan 75 + cot 15° - Brainly ... 7. - 15204150