`sin1 0^(@)+sin13 0^(@)-sin11 0^(@)=`

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Prove that: sin10^(0)sin30^(0)sin50^(@)sin70^(@)=(1)/(16)

(cos20^(0)+8sin70^(0)sin50^(@)sin10^(0))/(sin^(2)80^(@)) is equal to

Which of the following is correct? sin1^(0)>sin1( b) sin1^(0)

prove that sin10^(0)+sin20^(0)+sin40^(@)+sin50^(0)=sin70^(0)+sin80^(@)

sin20^(0)sin40^(0)sin60^(0)sin80^(@)=(3)/(16)

Assertion (A) : sin 0^(@) = 0 and sin 90^(@) = 1 Reason (R ) : The value of sin A can exceed 1

Prove that: (cos11^(0)+sin11^(0))/(cos11^(0)-sin11^(0))=tan56^(@)

tan theta=(cos11^(0)+sin11^(0))/(cos11^(0)-sin11^(0)) and theta is in the third quadrant,find theta

the value of sqrt(1-sin^2 11 0^(@))*sec11 0^(@)