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" (xii) "(4)/(tan^(2)60^(@))+(1)/(cos^(2...

" (xii) "(4)/(tan^(2)60^(@))+(1)/(cos^(2)30^(@))-sin^(2)45^(@)

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4sin^(2)60^(@)+3tan^(2)30^(@)-8sin45^(@)*cos45^(@)

({(4) / (tan ^ (2) 60 ^ (@)) + (1) / (cos ^ (2) 30 ^ (@)) - 2sin ^ (2) 45 ^ (@)}) / ( (sin ^ (2) 60 ^ (@) + cos ^ (2) 45 ^ (@)))

((4) / (tan ^ (2) 60 ^ (@)) + (1) / (cos ^ (2) 30 ^ (@)) - 2sin ^ (2) 45 ^ (@)) / (sin ^ (2) 60 ^ (@) + cos ^ (2) 45 ^ (@))

((4) / (tan ^ (2) 60 ^ (@)) + (1) / (cos ^ (2) 30 ^ (@)) - 2sin ^ (2) 45 ^ (@)) / (sin ^ (2) 60 ^ (@) + cos ^ (2) 45 ^ (@))

2tan ^ (2) 45 ^ (@) + cos ^ (2) 30 ^ (@) - sin ^ (2) 60 ^ (@)

Find the value of (4sin^(2)60^(@)-cos^(2)45^(@))/(tan^(2)30^(@)+sin^(2)0^(@))

Evaluate : 4(sin^(4)30^(0)+cos^(4)60^(@))-(2)/(3)(sin^(2)60^(@)-cos^(2)45^(@))+(1)/(2)tan^(2)60^(@)

Evaluate the following: (v) (5cos^(2)60^(@)+4 sec^(2) 30^(@)-tan^(2)45^(@))/(sin^(2)30^(@)+cos^(2)30^(@))

Evaluate the following : (5cos^(2)60^(@)+4sec^(2)30^(@)-tan^(2)45^(@))/(sin^(2)30^(@)+cos^(2)30^(@))