Example 12 - Express cos A, tan A and sec A in terms of sin A - Expressing ratios in other ratios

  1. Chapter 8 Class 10 Introduction to Trignometry
  2. Serial order wise
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Example 12 Express the ratios cos A, tan A and sec A in terms of sin A. tan A = π’”π’Šπ’β‘γ€– 𝑨〗/𝒄𝒐𝒔⁑〖 𝑨〗 Putting value of cos A tan A = sin⁑〖 𝐴〗/√(1 βˆ’ 𝑠𝑖𝑛2 𝐴)

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