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Is it possible to factor 1-sin^2x in two different ways? If so, show and explain. If not, why not?
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1 vote
Is it possible to factor
1-sin^2x in two different ways? If so, show and explain. If not, why not?

User Jack Lawrence
by
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1 Answer

13 votes

Answer:

See below

Explanation:

  • Yes it is possible

  • First way is:


  • 1-sin^2x= (1+\sin x)(1-\sin x)

  • Second way is:


  • 1-sin^2x= \cos^2x = \cos x. \cos x
User Sanvir Manilal
by
7.3k points
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