Question 928374

{{{cos (x) sin (x) (csc (x) + tan( x))}}} .............use identities {{{csc (x) =1/sin(x)}}} and {{{tan( x)=sin( x)/cos(x)}}}

{{{cos (x) sin (x) (1/sin(x)+ sin( x)/cos(x))}}} ........multiply

{{{(cos (x) sin (x) )/sin(x)+ (cos (x) sin (x)sin( x))/cos(x))}}}

{{{(cos (x)cross( sin (x)) )/cross(sin(x))1+ (cross(cos (x)) sin^2 (x))/cross(cos(x))1)}}}

{{{cos (x) + sin^2 (x)}}}

{{{cos (x) + 1-cos^2 (x)}}}

{{{-cos^2 (x)+cos (x) + 1}}}