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Daanaye Daanaye
  • 15-02-2017
  • Mathematics
Answered

Simplify cos theta/sec theta - tan theta

Verified Answer :

thoroughgoingga
thoroughgoingga thoroughgoingga
  • 15-02-2017

I got: cos²θ - sinθ

Does this seem familiar?

Work: 

cosθ/secθ - tanθ

cosθ/1/cosθ - sinθ/cosθ

cosθ/1 * cosθ/1 - sinθ/cosθ

cos²θ/1 - sinθ/cosθ

cos³θ-sinθ/cosθ

cos²θ-sinθ

Answer Link
marynhart2006 marynhart2006
  • 11-05-2022

Answer:

b) sin theta

Step-by-step explanation:

Answer Link

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