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If sin(sin-1(15)+cos-1(x)) = 1, then x = ______ - Mathematics and Statistics

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Question

If `sin(sin^-1(1/5) + cos^-1(x))` = 1, then x = ______

Options

  • `1/5`

  • `-1/5`

  • 5

  • −5

MCQ
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Solution

`1/5`

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Chapter 1.3: Trigonometric Functions - MCQ

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