Find the value of 2sin45∘cos15∘

2sin45ocos15o=sin(45o+15o) +sin(45o−15o) =sin60o+sin30o=23 +21=23+1

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Find the value of 2 45^{} 15^{}

Question

Find the value of $2 sin 4 5^{\circ} cos 1 5^{\circ}$

(\frac{3 - 1}{2})

(\frac{3 + 1}{2})

(\frac{5 + 1}{2})

(\frac{5 - 1}{2})

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Find the value of

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2 sin 45^{o} cos 15^{o} = sin (45^{o} + 15^{o}) + sin (45^{o} - 15^{o})

= sin 60^{o} + sin 30^{o} = \frac{3}{2} + \frac{1}{2} = \frac{3 + 1}{2}

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Question Text	Find the value of $2 sin 4 5^{\circ} cos 1 5^{\circ}$
Answer Type	Text solution:1
Upvotes	151