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What is the value of sin30°cos15° + cos30°sin15°?(a) \(\frac {1}{2}\)(b) 0(c) 1(d) \(\frac {1}{\sqrt {2}}\)I have been asked this question in quiz.Origin of the question is Trigonometric Ratios in section Trigonometry of Mathematics – Class 10

Answer»

The correct ANSWER is (d) \(\FRAC {1}{\SQRT {2}}\)

For EXPLANATION: sin30°cos15° + cos30°sin15° = sin⁡45° = \(\frac {1}{\sqrt {2}}\)



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