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3 cot^(2) 60^(@) + sec^(2) 45 …………...

`3 cot^(2) 60^(@) + sec^(2) 45` …………

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The value of (tan ^(2) 60^(@) + 4 sin ^(2) 45 ^(@) + 3 sec ^(2) 30^(@) + 5 cos ^(2) 90^(@))/( "cosec" 30^(@) + sec 60^(@) - cot ^(2) 30^(@)) is

cot ^ (2) 60 ^ (@) + sin ^ (2) 45 ^ (@) + sin ^ (2) 30 ^ (@) + cos ^ (2) 90 ^ (@) = (13) / (12 )

What is the value of sin^(3) 60^(@) cot 30^(@) - 2 sec^(2) 45^(@) + 3 cos 60^(@) tan 45^(@) - tan^(2) 60^(@) ?

But if ^ (2) 45 * (@) - CSC, (2) 60 ^ (@) + sec ^ (2) 30 (@)

(1 - cot^(2)45^(@))/(1 + cot^(2)45^(@)) =