bradysookraj bradysookraj
  • 27-03-2021
  • Mathematics
contestada

^2sin(x+45)=sinx + cosx

Respuesta :

lynnkc2000 lynnkc2000
  • 27-03-2021

Answer:

steps below

Step-by-step explanation:

√2 * sin(x+45°)

= √2 * (sinx cos45° + cosxsin45°)

= √2 * (sinx * √2/2 + cosx * √2/2 )

= (√2 * √2/2) (sinx + cosx)

= sinx + cosx

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