Perpendicular Vectors Lambda Value (Jee Mains) | ExamDuo
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Scalar and Vector Products
Medium
Perpendicular Vectors Lambda Value
Let a = 2i + λj – 3k
B = 3i – 2j + k
If a + b is perpendicular to a – b, then λ is
SELECT ONE OPTION
A
√
17
B
17
C
5
D
√
5
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