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We can evaluate this expression using the trigonometric table.
Let see how we can solve this.
Explanation:
As we know that:
cos 60° = 1/2, cos 30° = √3/2, sin 60° = √3/2, sin 30° = 1/2
Substituting all the values in the given expression,
(1/2 × √3/2) + (√3/2 × 1/2)
= √3/4 + √3/4
= 2√3/4
= √3/2