Question 1162317
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<pre>

sin^(-1))(1) = {{{pi/2}}}.


cos^(-1)(1/2) = {{{pi/3}}}.


Therefore, the answer to the problem's question is this value  


    {{{sin(pi/2 + pi/3)}}} = {{{sin(5pi/6)}}} = {{{1/2}}}.    <U>ANSWER</U>
</pre>

Solved.