AJHopper AJHopper

06-11-2019
Mathematics

contestada

30 cos(30x) + 14 = -16

Respuesta :

SvetkaChem SvetkaChem

06-11-2019

Answer:

x = 30/π, in general case x=30/π +2πn

Step-by-step explanation:

30 cos(30x) + 14 = -16

30 cos(30x) = -16 - 14

30 cos(30x) = -30

cos(30x)= - 1

30x = π

x = 30/π, in general case x=30/π +2πn

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