The value of\left\{\cos ^{-1} \frac{1}{5 \sqrt{2}}-\sin ^{-1} \frac{4} – InterviewSolution

1.	The value of\left\{\cos ^{-1} \frac{1}{5 \sqrt{2}}-\sin ^{-1} \frac{4}{\sqrt{17}}\right\}. The value of tancos-Sis equal to:5v2329292929
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