06-04-2021
Mathematics

contestada

Find all solutions of the equation in the interval [0°, 360°). cos(x) = -1

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jimrgrant1 jimrgrant1

06-04-2021

Answer:

180°

Step-by-step explanation:

cos(x) = - 1 has only 1 solution in the required interval , that is

x = [tex]cos^{-1}[/tex] (- 1) = 180°

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