College of Admission Tests Multan

Fundamentals and Basic Identities

Solve the question of and select the option from the choices A through D/E. Check your Answer and view the explanation.

Question: 2

cot ⁡ ( x ) × sin ⁡ ( x )
  • arcsin ⁡ ( x )
  • tan ⁡ ( x )
  • cos ⁡ ( x )
  • csc ⁡ ( x )
  • arcsin ⁡ ( π )

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Correct Answer: C

cot ⁡ ( x ) = cos ⁡ ( x ) / sin ⁡ ( x ) thus [ cos ⁡ ( x ) / sin ⁡ ( x ) ] × sin ⁡ ( x ) = cos ⁡ ( x )