tan 60 degree =tan (90 degree_30degree ) = cot ? the answer is 30 degree I need solution
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The angle of depression and elevation of the top of a tower 20m high from the bottom of a second tower are 60 degree and 30 degree respectively. What is the height
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tan (60^(@) + theta ) - cot (30^(@) -theta)` का मान है :
Evaluate each of the following :dfrac{tan , 45^{circ}}{text{cosec} , 30^{circ}} , + , dfrac{sec , 60^{circ}}{cot , 45^{circ}} , - , dfrac{5 , sin , 90^{circ}}{2 , cos , 0^{circ}}
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tan 30^(@), sin 30^(@) cot 60^(@) cosec 30^(@) का मान होगा
