defence exam CRPF Head Constable Ministerial & ASI 2022 Mock Test Quantitative Aptitude Trigonometry Circular Measure of Angles
निम्नलिखित को हल कीजिए।
\({\left( {\frac{{sin27^\circ }}{{cos63^\circ }} - \frac{{cos27^\circ }}{{sin63^\circ }}} \right)^2}\)
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0
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