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Evaluate (2tan45^@ xx cos 60^@)/sin30^@...

Evaluate `(2tan45^@ xx cos 60^@)/sin30^@`

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Find the value of 2 tan 45^@ + cos 30^@ - sin 60^@ .

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Evaluate : (tan45^(@))/(2sin30^(@)-cos60^(@))

Evalutate: [{:(,2cos 60^@, -2sin 30^@),(,-tan 45^@,cos 0^@):}] [{:(,cot 45^@, cosec 30^@),(,sec 60^@, sin 90^@):}]

Evaluate (sin30^(@)+tan45^(@)-cosec60^(@))/(sec30^(@)+cos60^(@)+cot45^(@))

Evaluate the following (i) sin 60^@ cos30^@ + sin 30^@ cos 60^@ (ii) 2tan^2 45^@ + cos^2 30^@ - sin^2 60^@ (iii) (cos45^@)/(sec30^@ + c o s e c 30^@) (iv) (sin30^@ + tan45^@ - c o s e c 60^@ )/(sec30^@ + cos60^@ +cot45^@) (v) (5cos^2 60^@ + 4sec^2 30^@ - tan^2 45^@ )/ (sin^2 30^@ + cos^2 30^@ )

Evaluate the following (i) sin 60^@ cos30^@ + sin 30^@ cos 60^@ (ii) 2tan^2 45^@ + cos^2 30^@ - sin^2 60^@ (iii) (cos45^@)/(sec30^@ + c o s e c 30^@) (iv) (sin30^@ + tan45^@ - c o s e c 60^@ )/(sec30^@ + cos60^@ +cot45^@) (v) (5cos^2 60^@ + 4sec^2 30^@ - tan^2 45^@ )/ (sin^2 30^@ + cos^2 30^@ )