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Solution: Evaluate: (2sin⁡θ cos⁡θ – cos⁡θ)/(1 – sin⁡θ+sin^2θ-cos^2θ)

(Last Updated On: March 4, 2019)

Evaluate: (2sin⁡ θ cos⁡ θ-cos⁡θ)/(1-sin⁡ θ+sin^2 θ-cos^2 θ)

Problem Statement: ECE Board April 1991

Evaluate: (2sin⁡ θ cos⁡ θ-cos⁡θ)/(1-sin⁡ θ+sin^2 θ-cos^2 θ)

  • A. sin θ
  • B. cos θ
  • C. tan θ
  • D. cot θ

Problem Answer:

The equivalent value is cot θ

Solution:

Solution: Evaluate: (2sin⁡θ cos⁡θ - cos⁡θ)/(1 - sin⁡θ+sin^2θ-cos^2θ)

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Solution: Evaluate: (2sin⁡θ cos⁡θ – cos⁡θ)/(1 – sin⁡θ+sin^2θ-cos^2θ)
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