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Precalculus
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OpenStudy (anonymous):
cos-1(15/19) x=
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OpenStudy (jdoe0001):
\(\bf cos^{-1}\left(\frac{15}{19}\right) = \theta \qquad \qquad cos(\theta) = \frac{15}{19}\) |dw:1377458665544:dw|
OpenStudy (jdoe0001):
what do you think is the "x" coordinate?
OpenStudy (anonymous):
the x coordinate is the the opposite leg all I need to know is what its equal to, I don't have a scientific calculator for the right equation, do you know a site that I could use
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