1.

Cosec²30+ sin45+ cos²60​

Answer»

ANSWER:

( 2) {}^{2}    +  \frac{1}{ \sqrt{2} }  + ( \frac{1}{2} ) {}^{2}

4 +  \frac{ \sqrt{2} }{ 2}  +  \frac{1}{4}

\frac{16  + 1 + 2 \sqrt{2} }{4}

\frac{17 + 2 \sqrt{2} }{4}



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