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प्रश्न
Verify each of the following:
(iii) `2 sin 30^0 cos 30^0`
उत्तर
`2 sin 30^0 cos 30^0`
=`2xx1/2xxsqrt(3)/2=sqrt(3)/2`
Also, sin `60^0 = sqrt(3)/2`
∴ `2 sin 30^0 cos 30^0= sin 60^0`
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