WebApr 19, 2024 · asked Apr 19, 2024 in Trigonometry by Vevek01 (47.4k points) Prove that cot 12° cot 38° cot 52° cot 60° cot 78° = 1/√3. trigonometry class-10 Share It On 1 Answer +1 vote answered Apr 19, … WebUsing trigonometric identities, we can write cot 12° in terms of sin 12° as, cot (12°) = √ (1 - sin² (12°))/sin 12° . Here, the value of sin 12° is equal to 0.2079. How to Find Cot 12° in …
Certified Ophthalmic Technician (COT) Hourly Pay PayScale
WebThe COT certification is a significant step up both in your career and in the level of skills you are expected to possess, so the examination content is also more advanced. Find more … WebDepuis la disparition de geopatronyme.com, les données ne sont plus disponibles en ligne, je les remets donc à votre bon usage.J'ai choisi la période 1891-1915 car dénuée d'une trop grand immigration elle permet de traduire l'origine Ariégeoise des noms bien entendu le classement peut-être légèrement différent aujourd'hui. Pour personnaliser des t-shirts … my iphone voicemail will not pick up
Cot 12 cot 38 cot 52 cot 60 cot 78 is equals to 1 by root 3 …
WebExplanation: For cot 120 degrees, the angle 120° lies between 90° and 180° (Second Quadrant ). Since cotangent function is negative in the second quadrant, thus cot 120° value = - (1/√3) or -0.5773502. . . Since the cotangent function is a periodic function, we can represent cot 120° as, cot 120 degrees = cot (120° + n × 180°), n ∈ Z. WebGiven expression is cot55 otan35 o+ tan12 ocot78 oWe can rewrite the expression as:cot(90 o−35 o)tan35 o + tan(90 o−78)cot78 oWe know that, cot(90 o−θ)=tanθ and tan(90 o−θ)=cotθ∴ The expression becomes,tan35 otan35 o+ cot78 ocot78 o⇒1+1⇒2Hence, cot55 otan35 o+ tan12 ocot78 o=2. WebFeb 27, 2024 · cot 12° cot 38° cot 52° cot 60° cot 78° Formula used: cot A cot B = 1. where A + B = 90° Calculation: cot 12° cot 78° = 1. cot 38° cot 52° = 1. cot 60° = 1/√3. put values in the given expression. Let x = (cot 12° cot 78°)(cot 38° cot 52°) cot 60° ⇒ x = 1 × 1 × 1/√3. ⇒ x= 1/√3. ∴ The value of cot 12° cot 38° cot ... my iphone volume is off