("cos"^(2)36^(@)+"cos"^(2)54^(@)-1)/("si...

`("cos"^(2)36^(@)+"cos"^(2)54^(@)-1)/("sin"^(2)63^(@)+"sin"^(2)27^(@))` का मान है :

A

0

B

1

C

2

D

-1

Verified by Experts

The correct Answer is:

A

("cos"^(2)36^(@)+"cos"^(2)54^(@)-1)/("sin"^(2)63^(@)+"sin"^(2)27^(@)) ...
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(cos ec ^ (2) (63 ^ (@)) + tan ^ (2) (24 ^ (@))) / (cot ^ (2) (66 ^ (@...
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निम्नलिखित का मान ज्ञात कीजिए । ((sin 27^(@))/(cos 63^(@)))^(2) + ((...
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मान ज्ञात करें : (sin^(2) 63^(@) + sin^(2) 27^(@))/(cos^(2) 17^(@) + c...
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((sin 27^(@))/( cos 63^(@)))^(2)-(( cos 63^(@))/( sin 27^(@)))^(2) का...
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প্রমাণ করো : cos^2 18^@ sin^2 36^@ - cos 72^@ sin 54^@ = (1/16)
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sin ^(2) 27 ^(@)- cos ^(2) 63^(@) का मान होगा:
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सिद्ध कीजिए : (a) (sin 72^(@) + cos 72^(@))/(cos 18^(@) + sin 18^(@...
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Evaluate :- (sin^2 63^@+sin^2 27^@)/(cos^2 17^@+cos^2 73^@) .
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