If a.b = square root 50 and axb= (2,-9 7), find the angle between a and b

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A: Determine the givenB = 50.5°a = 11.6c = 12.9Using Law of Cosinesa² = b² + c² - 2bc cos Ab² = a² - c²…

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Q: Find the point - on the sphere (x - 4)² + y² + (z − 8)² = 1 nearest to the point (6, 0, 8).

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