3 tan²x-1 = 0, 0°< x < 360°

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3 tan²x-1 = 0, 0°< x < 360°

Jawaban Terkonfirmasi

displaystyle 3tan^2x-1=0\tan^2x=frac{1}{3}\tan x=frac{1}{sqrt3}\tan x=tan30\x=30\\diamond k=0\x=30+ktimes180\x=30+0times180\x=30+0\x=30^o\\diamond k=1\x=30+ktimes180\x=30+1times180\x=30+180\x=210^o\\boxed{boxed{30^o,210^o}}

Jawaban Terkonfirmasi

3 tan²x – 1 = 0
3 tan²x = 1
tan²x = 1/3
tan x = √1/3
tanx = √1 / √3
tanx = 1 / √3
tanx = 1/3 √3

HP = {30°, 210°}