chrissy873 chrissy873

21-11-2018
Mathematics

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whats the exact value of csc^-1(csc -315°) in radian form or fraction form?

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tramserran tramserran

21-11-2018

Answer: [tex]\frac{\pi}{4}[/tex] radians

Explanation:

csc⁻¹ (csc -315°)

csc⁻¹ and csc cancel out so you are left with -315°

-315° + 360° = 45°

Look at the Unit Circle to see that 45° = [tex]\frac{\pi}{4}[/tex] radians

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