(sin^(3)21^(@) + cos^(3) 19^(@))/(sin 21...

`(sin^(3)21^(@) + cos^(3) 19^(@))/(sin 21^(@) + cos 19^(@)) + sin^(2) 69^(@) + cos^(2) 71^(@) + (1)/(sec 69^(@) cosec 71^(@))` का सरलीकृत मान क्या होगा ?

A

3

B

1

C

4

D

2

Verified by Experts

The correct Answer is:

A

(sin^(3)21^(@) + cos^(3) 19^(@))/(sin 21^(@) + cos 19^(@)) + sin^(2) 6...
Text Solution
|
((sin 33^(@))/( sin 11^(@) sin 49^(@) sin 71^(@)))^(2) + (( cos 33^(@)...
Text Solution
|
सिद्ध कीजिए: (cos 21^(@))/(sin 69^(@))+(sin 59^(@))/(cos 31^(@))=2
Text Solution
|
(cos 19^(@))/( sin 71^(@)) का मान ज्ञात करो ।
Text Solution
|
( sin 21^(@))/( cos 69^(@)) का मान ज्ञात करो ।
Text Solution
|
The value of (sin 43^(@))/(cos 47^(@))+(cos 19^(@))/(sin 71^(@))-8cos^...
Text Solution
|
((sin 33^(@))/( sin 11^(@) sin 49^(@) sin 71^(@)))^(2) + (( cos 33^(@)...
Text Solution
|
मान ज्ञात कीजिए (sin^(2) 58^@ + sin^(2) 32^@)/(cos^(2) 19^@ + cos^(2)...
Text Solution
|
((sin 33^(@))/( sin 11^(@) sin 49^(@) sin 71^(@)))^(2) + (( cos 33^(@)...
Text Solution
|