Ian G.

asked • 10/23/16

Inverse Functions

Without using a calculator, evaluate sin(θ) given that θ = arcsin (1/3)+ arccos (1/3)


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Inactive Tutor answered • 10/23/16

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It is pi/2 because the value you are taking the arcsin and arccos of are the same.  This means that the angles are complementary and will add up to pi/2.
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Ian G.

Not sure I am understanding it. How would you lay this out to make sense? I know the domains etc I just don't get why arcsin (1/3)+ arccos (1/3) = pi/2
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10/23/16

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