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Find the Principal Value of the Following: `Sin^-1(Cos (2pi)/3)` - Mathematics

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प्रश्न

Find the principal value of the following:

`sin^-1(cos  (2pi)/3)`

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उत्तर

`sin^-1(cos  (2pi)/3)`= `sin^-1(-1/2)=sin^-1[sin(-pi/6)]=-pi/6`

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अध्याय 4: Inverse Trigonometric Functions - Exercise 4.01 [पृष्ठ ६]

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आरडी शर्मा Mathematics [English] Class 12
अध्याय 4 Inverse Trigonometric Functions
Exercise 4.01 | Q 1.2 | पृष्ठ ६

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