The correct answer is 0010. (0010) 0 ≤ cos –1 x ≤ π . Hence, from the question, cos –1 x i = 0 for all i. ∴ x i = 1 for all i.

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Published on: August 12, 2026

If = 0 then is

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The correct answer is:

(0010)

0 ≤ cos –1 x ≤ π . Hence, from the question,

cos –1 x i = 0 for all i.

∴ x i = 1 for all i.

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