SOLUTION: Find Approximate Values of theta between 0 degrees and 360 degrees that make the equation a true statement Sec(theta)= -1.058

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Question 682804: Find Approximate Values of theta between 0 degrees and 360 degrees that make the equation a true statement
Sec(theta)= -1.058
Answer by lwsshak3(11628) About Me  (Show Source):
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Find Approximate Values of theta between 0 degrees and 360 degrees that make the equation a true statement
Sec(theta)= -1.058
cos(theta)=1/sec(theta)=-1/1.058≈-.945
using calculator
arccos(-.945)
theta≈161º and 199º (in Q2 and Q3 where cos<0)