The value of \sin 30^{\circ} \cos 45^{\circ}+\cos 30^{\circ} \sin 45^{\circ}

NIMCET 2011 Question Paper with solutions

Question : 1 of 120

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The value of

\sin 30^{∘} \cos 45^{∘}+\cos 30^{∘} \sin 45^{∘}

Solution:

∴ \sin 30^{∘} \cos 45^{∘}+\cos 30^{∘} \sin 45^{∘}

= {1}/{2} × {1}/{√{2}}+\;{√{3}}/{2} × {1}/{√{2}}

= {1+√{3}}/{2 √{2}}

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