Question

Vodafone - cos square 200 into 265 200root of 1 - cos square 200 into cosec square 200 root of 1 - cos square 200 degrees

Answer 1

1 is the answer as
$1 - \cos( {x}^{2} )$
is
$\sin( {x}^{2} )$
and
$1 \div \csc( {x}^{2} ) = \sin( {x}^{2} )$
so it results to 1

Answer 2

answer is 1 if it is in c.b.sc you can do it