Question

sen³x-2= -3sen³x Ayúdenme

Answer 1

Resolver.

sen³x - 2 = - 3sen²x
sen³x + 3sen³x - 2 = 0
4sen³x  - 2 = 0
4sen³x = 2
sen³x = 2/4
sen³x = 1/2
senx = ∛1/2
senx = ∛0,5
senx = 0,7937
x = sen⁻¹ 0,7937
x = 52,53°

Respuesta
 x = (52,43 + 360k)

Answer 2

Ahi te va la solución....