Asked by Anonymous
solve:
sec x - 4 = 0
(radians)
sec x - 4 = 0
(radians)
Answers
Answered by
Reiny
secx = 4
cosx = 1/4
set your calculator to radians and do
inverse cosine of 1/4
your answer will be the radian angle in quadrant I
take 2pi - (your answer) to get the radian measure of the angle in IV
cosx = 1/4
set your calculator to radians and do
inverse cosine of 1/4
your answer will be the radian angle in quadrant I
take 2pi - (your answer) to get the radian measure of the angle in IV
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