janiveaaskew janiveaaskew

11-03-2020
Mathematics

contestada

Solve the equation for principal values of x. Express solutions in degrees.

2cosx + 1 = 0

A. 330°
B. 60°
C. 30°
D. 120°

Respuesta :

rrent424 rrent424

04-05-2020

Answer:

[D] 120°

Step-by-step explanation:

just got done with the practice on solving trig equations; this is the right answer on edge

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