Find the principal value of sin^−1(−1/2)

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asked Jan 13, 2018 in Mathematics by sforrest072 (157,439 points) 61 410 940
edited Mar 6, 2018 by faiz

Find the principal value of  sin−1(−1/2)

1 Answer

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answered Jan 13, 2018 by mdsamim (213,225 points) 5 10 15
selected Jan 13, 2018 by sforrest072
 
Best answer

 sin(-π/6)=-1/2
Therefore, the principal value of sin-1(-1/2) is -π/6.

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