Solve: Write the values of sec 0°, sec 30°, sec 45°, sec 60° and Sec 90°. What happens to secX when X increases from 0° to 90°?
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Answer:- sec 0° =1,
sec 30°=2/√3,
sec 45° =√2 ,
sec 60° = not defined(infinity)
when X increases from 0° to 90° then value of secx will increase from 1 to infinity
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