Math, asked by victorazariah2002, 1 year ago

-cosx = cos (-x) or not

Answers

Answered by Rohankaitake007
2

Answer:

not .............................

Answered by abhishek7570
0

Answer:

no

Step-by-step explanation:

  1. -cosx = cos(-x)
  2. -cos30° =cos(-30)
  3. -√3/2=cos(-30)
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