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CBSE Class 10 Answered

sin60cos30+sin30cos60
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Asked by guru131851 | 27 Sep, 2020, 10:52: AM
answered-by-expert Expert Answer
Since, sina cosb + cosa sinb = sin(a+b)
 
Therefore,
sin 60 cos 30 + cos 60 sin 30 = sin(60+30) = sin 90 = 1
Answered by Renu Varma | 27 Sep, 2020, 12:14: PM

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