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

User IrfanM
by
2.5k points

1 Answer

15 votes
15 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 Bibberty
by
3.2k points