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Evaluate k tan^2 + 3cos^2 30 - 2sec^2 30 - (3/4)cot^2 60

The same question, asked 2 times: 18 Jul 2023 S4*, 20 Jul 2023 S3. Every wording below, oldest first.

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  1. Question 1

    18 Jul 2023 S4

    57
    Find the value of the given expression. 43tan⁡245∘+3cos⁡230∘−2sec⁡230∘−34cot⁡260∘\frac{4}{3}\tan^2 45^\circ + 3\cos^2 30^\circ - 2\sec^2 30^\circ - \frac{3}{4}\cot^2 60^\circ

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  2. Question 2

    20 Jul 2023 S3

    67
    Find the value of 23tan⁡260∘+3cos⁡230∘−2sec⁡230∘−34cot⁡260∘\frac{2}{3} \tan^2 60^\circ + 3 \cos^2 30^\circ - 2 \sec^2 30^\circ - \frac{3}{4} \cot^2 60^\circ.

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