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18-03-2020
Mathematics

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Respuesta :

sweetyhere sweetyhere

18-03-2020

Answer:

hey

Step-by-step explanation:

formuae used here

Sin inverse (-theta) = - sin inverse theta

theta belongs to [-π/2,π/2]

_______________________

-sin inverse 1/2 = theta

sin theta = -1/2

theta = -π/6

_______________________

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