Is there anything wrong with my solution?

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SUMMARY

The equation Cos X * [Cosec (270+X)][tan X] simplifies to -tan X, as confirmed by the discussion participants. The key transformation involves recognizing that Cosec (270+X) equals -sec X, leading to the conclusion that Cos X * -sec X * tan X results in -tan X. This solution is definitive and no alternative solutions were presented in the discussion.

PREREQUISITES
  • Understanding of trigonometric identities, specifically Cosec and Sec functions.
  • Familiarity with the tangent function and its properties.
  • Knowledge of angle transformations in trigonometry, particularly involving 270 degrees.
  • Basic algebraic manipulation skills to simplify trigonometric expressions.
NEXT STEPS
  • Study the derivation of trigonometric identities, focusing on Cosec and Sec functions.
  • Explore angle transformations in trigonometry, especially for angles greater than 180 degrees.
  • Learn about the properties and applications of the tangent function in various contexts.
  • Practice simplifying complex trigonometric expressions using algebraic techniques.
USEFUL FOR

Students studying trigonometry, educators teaching trigonometric identities, and anyone looking to enhance their understanding of trigonometric functions and their simplifications.

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Homework Statement



Cos X *[Cosec (270+X)][tan X] = ....

Homework Equations



Cosec (270+X) = - sec X
Cos X * sec X = 1

The Attempt at a Solution



Cos X * -Sec X * tan X = - tan X

then the solution is
Cos X *[Cosec (270+X)][tan X] = - tan X

Is it right?Can it has another solution??

Thanks
 
Physics news on Phys.org
It is right.

ehild
 
Great Thanks
 

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