Lizzeth1741 Lizzeth1741
  • 05-04-2024
  • Mathematics
contestada

Given x is an acute angle with sin(x) = 3/1, find the value of cos(4x).

A) 81/5
B) 81/11
C) 81/17
D) 81/11
E) 81/7
F) None of the above

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