If \( a, b, c\) are vectors such that \( a + b + c = 0\) and \(| a| = 7, | b| = 5, | c| = 3\) , then the angle between the vectors \( b\) and \( c\) is?

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\( a, b, c\) are vectors such that \( a, b,... - Solved | MCA Prep" /> \( a, b, c\) are vectors such that \( a, b,... - Solved | MCA Prep" /> \( a, b, c\) are vectors such that

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Question 29

Mathematics Scalar and Vector Products Hard

(A) 60°

(B) 30°

(C) 45°

(D) 90°

✓ Correct Answer: Option A Verified Solution

📘 Step-by-Step Solution & Detailed Explanation:

Move b and c in one side and take square on both side

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