Mathematics · Inverse Trigonometric Functions

If ∑i=110 cos-1(xi) = 0, then ∑i=110 xi is equal to:

Verified Solution4 OptionsUpdated: October 2026👁️1 View

15π
25
310✓
40

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If ∑i=110 cos-1(xi) = 0, then ∑i=110 xi is equal to:

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If ∑i=110 cos-1(xi) = 0, then ∑i=110 xi is equal to:

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