Assertion : A function y = f (x) is defined by x 2 – arc cos y = π, then domain of f (x)…
Mathematics · JEE Advanced · NTA Exams — Sets, Relations and Functions
Assertion : A function y = f (x) is defined by x2 – arc cos y = π, then domain of f (x) is R.
Reason : cos–1 y ∈ [0, π].
Reason : cos–1 y ∈ [0, π].
- If Assertion is true, Reason is true, Reason is a correct explanation for Assertion.
- If Assertion is true, Reason is true, Reason is not a correct explanation for Assertion.
- If Assertion is true, Reason is false.
- If Assertion is false, Reason is true.
Answer
(D) If Assertion is false, Reason is true.
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