owusuemma1999 owusuemma1999
  • 20-10-2019
  • Mathematics
contestada

proof of this trig identity​

proof of this trig identity class=

Respuesta :

kundansilva16
kundansilva16 kundansilva16
  • 20-10-2019

Answer:

it's simple

Step-by-step explanation:

use the identity

1-cos²x = sin²x

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