" 9."sin^(2)29^(@)+sin61" -cat etat "

Evaluate: (sec 29^(@))/("cosec" 61^(@)) + 2 cot 8^(@) cot 17^(@) cot 45^(@) cot 73^(@) cot82^(@) - 3(sin^(2) 38^(@) + sin^(2) 52^(@)) + 4[cos theta sin(90^(@) - theta) + sin theta cos (90^(@) - theta)]

The value of sin ^(2) 12 ^(@) + sin ^(2) 12 ^(@) + sin ^(2) 39^(@) + sin ^(2) 48^(@) - sin ^(2) 9^(@) - sin ^(2) 18^(@) is "______"

The vlaue of sin ^(2) 12^(@) + sin ^(@) 21^(@) + sin ^(2) 39^(@) + sin ^(2) 48^(@) - sin ^(2) 9^(@) - sin ^(2) 18^(@) is "______"

The value of [ ( sin^(2) 25^(@) + sin^(2) 65^(@))/(cos^(2) 24^(@) + cos^2 66^(@)) + sin^(2)61^(@) + cos 61^@ sin 29^(@)] is :

The value of sin^(2)29o+sin^(2)61o is (a) 1 (b) 0 (c) 2sin^(2)29o(d)2cos^(2)61o

The value of (sin 47^(@)-sin 25^(@) +sin 61^(@)-sin 11^(@)) is -

sin 47^(@) - sin 25^(@) + sin 61^(@) - sin 11^(@) =

Answer each question by selecting the proper alternative from those given below each question so as to make each statement true : sin^(2)29^(@)+sin^(2)61^(@)=……

sin65^(@)+sin43^(@)-sin29^(@)-sin7^(@) is equal to

sin65^(@)+sin43^(@)-sin29^(@)-sin7^(@) is equal to