chillitsmevicky
chillitsmevicky chillitsmevicky
  • 25-06-2020
  • Mathematics
contestada

Rewrite with only sin x and cos X.
cos 2x - sin x

Rewrite with only sin x and cos X cos 2x sin x class=

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aljanahi2 aljanahi2
  • 25-06-2020
cos 2x+sin x=-2sin² x+sin x +1 thank me later
Answer Link
lastbenchstudent
lastbenchstudent lastbenchstudent
  • 25-06-2020

Answer:

first one

cos²x -sin²x -sinx

Step-by-step explanation:

cos2x = cos²x - sin²x

just put it there

Answer Link

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