hnhn8
hnhn8 hnhn8
  • 15-04-2021
  • Mathematics
contestada

If cosx=-3/7, find the value for cos4x

Respuesta :

lishawn81
lishawn81 lishawn81
  • 15-04-2021

Answer:

cos ( 4 x ) = - 479 / 2401

Step-by-step explanation:

:D

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