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sin (60° + θ) – cos (30° – θ) = ?(a) 2sin θ(b) 2cos θ(c) 0(d) 1 |
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Answer» sin (60° + θ) – cos (30° – θ) = ? (a) 2sin θ (b) 2cos θ (c) 0 (d) 1 |
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