find the general solution of sin x = -1/2
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x= 30°
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Answer:
sinx=tanx
⇒ sinx=
cosx
sinx
⇒ cosx=1
⇒ x=cos
−1
(1)
⇒ x=0
o
⇒ So, x=2nπ+0
o
∴ x=2nπ
Step-by-step explanation:
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