What is (cos^(2)(45^(@)+theta)+cos^(2)(4...

What is `(cos^(2)(45^(@)+theta)+cos^(2)(45^(@)-theta))/(tan(60^(@)+theta)tan(30^(@)-theta))` equal to ?

A

-1

B

0

C

1

D

2

Verified by Experts

The correct Answer is:

C

What is (cos^(2)(45^(@)+theta)+cos^(2)(45^(@)-theta))/(tan(60^(@)+thet...
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Evaluate : (cos^(2)(45+theta)+cos^(2)(45-theta))/(tan(60^(@)+theta)tan...
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Evaluate : (cos^(2)(45^(@) + theta)+ cos^(2) (45^(@) -theta))/(tan(...
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tan(45^(@)+ theta )*tan(45^(@)-theta)=
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cos^(2)(theta+45^(@))+cos^(2)(theta-45^(@))=1
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IF m tan ( theta - 30^@) = n tan ( theta + 120 ^2 ) then cos ...
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sin 45^(0).cos 45^(0) + cos 60^(0)=tan theta అయినthetaవిలువ
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Prove that (2 cos 2 theta+1)/(2 cos 2theta-1)=tan(60^@+theta) (tan 60^...
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Sin (45^(@)+theta)-cos(45^(@)-theta) is equal to :
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