Find the values for tan `90^(@) ,cosec 90 ^(@) , sec 90 ^(@) and cot 90 ^(@) `

Find the values of sin 30^(@) + cos 30 ^(@) + tan 30 ^(@) + cot 30^(@) + sec 30 ^(@) + cosec 30^(@) .

Find the values of cosec 60 ^(@) ,sec 60^(@) and cot 60^(@)

Write the values of sec0^(@), sec 30^(@), sec 45^(@), sec 60^(@) and sec 90^(@) . What happens to sec x when x increases from 0^(@) to 90^(@) ?

Find the value of sin 90^(@)+tan45^(@)

Find the value of cos90^(@)+tan45^(@)

Evaluate the following (sin 30^(@) +tan 45^(@) -cosec 60^(@) )/( sec 30^(@)+cos 60^(@) + cot 45^(@))

Find the value of : sin^(2)30^(@) cos^(2) 45^(@)+4tan^(2)30^(@) + 1/2 sin^(2) 90^(@) + 1/8 cot^(2) 60^(@) .

The value of tan^(2) (sec^(-1) 2) + cot^2 ("cosec"^(-1) 3) is :

Find the value of : sec^(2)theta-cot^(2)(90^(@)-theta) .

The value of Sin (Cos 90) is equal to