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Question
Evaluate:
`2 sqrt2 cos 45^circ sin 30^circ + 2 sqrt3 cos 30^circ`
Evaluate
Solution
We have,
`2 sqrt2 cos 45^circ sin 30^circ + 2 sqrt3 cos 30^circ`
= `2sqrt2 xx 1/sqrt2 xx 1/2 + 2sqrt3 xx sqrt3/2`
= 1 + 3
= 4
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