kellerpaula kellerpaula

23-03-2020
Mathematics

contestada

Trigonometry
Trigonometric Equations
cos x = √ 2/2;x [ 0,2π]

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manmeetsingh400 manmeetsingh400

23-03-2020

Here you go...................

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amna04352 amna04352

23-03-2020

Answer:

x = π/4, 7π/4

Step-by-step explanation:

cos x = √2/2

basic angle = π/4

x = π/4,

2π - π/4 = 7π/4

x = π/4, 7π/4

Answer Link

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