anaiahbrown anaiahbrown
  • 06-10-2018
  • Mathematics
contestada

What is the expanded equivalent of cos(a – b)?

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Typo3k Typo3k
  • 07-10-2018

cos(a-b) = cos(a)cos(b)+sin(a)sin(b)

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elpink25
elpink25 elpink25
  • 20-04-2021

Answer: cos(a-b) = cos(a)cos(b)+sin(a)sin(b)

Step-by-step explanation: I got this right on Edmentum.

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