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CBSE Class 12 Mathematics 2026 Main Paper 65/3/1 · Q11 Marksinverse_cosine_domain

CBSE Class 12 Mathematics 2026 Main Paper 65/3/1 · Question 1 (Inverse Trigonometric Functions)

Find the domain of arccos(2x−5).

(A) [−1,1]
(B) [4,6]
(C) [−7,−3]
(D) [2,3]

✅ Step-by-Step Solution

Final Answer: [2,3]

Require −1≤2x−5≤1, which gives 2≤x≤3.

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All Questions in CBSE Class 12 Mathematics 2026 Main Paper 65/3/1

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