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

Find the value of : (tan45^(@))/(cosec30^(@))+(sec60^(@))/(cot45^(@))-(5sin90^(@))/(2cos0^(@))

Evaulate : (tan45^(@))/("cosec "30^(@))+(sec60^(@))/(cot45^(@))-(2sin90^(@))/(cos0^(@)) .

Evaluate : (i) sin60^(@)*cos30^(@)-cos60^(@)*sin30^(@) (ii) tan30^(@)*cosec60^(@)+tan60^(@)*sec30^(@) .

Evaulate : 4-(sin30^(@)+tan45^(@)-"cosec"60^(@))/(sec30^(@)+cos60^(@)+cot45^(@))

Evaluate : (i) sin^(2)30^(@)-2cos^(3)60^(@)+3tan^(4)45^(@) (ii) (cos0^(@)+sin45^(@)+sin30^(@))(sin90^(@)-cos45^(@)+cos60^(@))

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

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

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