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  • 22-02-2024
  • Mathematics
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Let S=⁵∑ᵣ₌₁ cos(2r−1)π/11 and P=⁴Πᵣ₌₁ cos(2ʳ.π/15), then
A. logₛ P=−4
B. P=3S
C. cosecS>cosecP
D. tan⁻¹P

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