How do you find the value of $sec theta$ given $cos theta=5/8$ and in quadrant I?

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Answer 1 · 2017-01-14T15:26:28

$8/5$

In the first quadrant, no change of sign is involved. It would be simply $1/cos theta$ that is $8/5$

How do you find the value of sec thetasec theta given cos theta=5/8cos theta=5/8 and in quadrant I?