Question 809257
<pre>
{{{csc(theta)}}}{{{""-""}}}{{{cot(theta)}}} &#8799; {{{sin(theta)/(1+cos(theta))}}}

{{{1/sin(theta)}}}{{{""-""}}}{{{cos(theta)/sin(theta)}}}

{{{(1-cos(theta))/sin(theta)}}}

Multiply by fraction {{{conjugate_of_numerator/conjugate_of_numerator)}}} = {{{(1+cos(theta))/(1+cos(theta))}}}

{{{(1-cos(theta))/sin(theta)}}}{{{""*""}}}{{{(1+cos(theta))/(1+cos(theta))}}}

{{{(1-cos(theta))(1+cos(theta))/sin(theta)(1+cos(theta)))}}}

{{{(1-cos^2(theta))/sin(theta)(1+cos(theta)))}}}

{{{(sin^2(theta))/sin(theta)(1+cos(theta)))}}}

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

{{{sin(theta)/(1+cos(theta))}}}

Edwin</pre>