gracekilday2551 gracekilday2551
  • 21-05-2020
  • Mathematics
contestada

Use the half angle identity to determine cos105

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dashofnoa
dashofnoa dashofnoa
  • 22-05-2020

Answer:

[tex]-\frac{\sqrt{2-\sqrt{3} } }{2}[/tex]

Step-by-step explanation:

B on edge

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leahschraff leahschraff
  • 27-05-2021

Answer: it is B I just did the review

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