" 2."(1)sin^(2)(90^(@)-6)+cos^(2)(90^(@)-theta)" का सुरातम मान लिखए। "

The value of sin^(2) (90^(@) - theta) [ 1 + cot ^(2) (90^(@) - theta)] is

What is the value of [1-tan(90^(@)-theta)]^(2)*[cos^(2)(90^(@)-theta) -1] ?

sin theta cos(90^(@)-theta)+cos theta sin(90^(@)-theta)

What is the value of (1)/( sin^(4) (90 - theta)) + (1)/([cos ^(2) (90 - theta)] - 1) ?

What is the value of [tan^(2)(90-theta)-sin^(2)(90-theta)]cosec^(2)(90-theta)cot^(2)(90-theta) ?

Prove that :(sin theta cos(90^(0)-theta)cos theta)/(sin(90^(0)-theta))+(cos theta sin(90^(0)-theta)sin theta)/(cos(90^(@)-theta))=1csc^(2)(90^(@)-theta)-tan^(2)theta=cos^(2)(90^(@)-theta)+cos^(2)theta

Show that (1)/( 1 + cos (90^(@) - theta)) + (1)/(1 - cos (90^(@) - theta )) = 2 cosec ^(2) (90 ^(@) - theta )

What is the value of sin (90^@ +2A)[4 - cos^2 (90^@- 2A)] ? sin (90^@ +2A)[4 - cos^2 (90^@- 2A)] का मान क्या है?

(sin^(2) 20^(@) + sin^(2) 70^(@))/(cos^(2) 20^(@) + cos^(2) 70^(@)) + [ (sin (90^(@) - theta).sin theta)/(tan theta) + (cos (90^(@) - theta).cos theta)/(cot theta) ] .

Prove that sin (270^(@)-theta) sin (90^(@)-theta)-cos(270^(@)-theta) cos (90^(@)+theta)+1=0