Trigonometrymedium · Past Paper
Value of tan 75 + cot 75 is:
A2
B4
C2*sqrt(3)
D1
✓ Correct Answer: B — 4
sin 75 / cos 75 + cos 75 / sin 75 = (sin^2 75 + cos^2 75) / (sin 75 cos 75) = 1 / (0.5 sin 150) = 1 / (0.5 * 0.5) = 4.
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✓ Correct Answer: B — 4
sin 75 / cos 75 + cos 75 / sin 75 = (sin^2 75 + cos^2 75) / (sin 75 cos 75) = 1 / (0.5 sin 150) = 1 / (0.5 * 0.5) = 4.
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