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The angle between the line r→=(5i^-j^-4k^)+λ(2i^-j^+k^) and the plane .→(3i^-4j^-k^) + 5 = 0 is sin-1(5291).

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Question

The angle between the line `vecr = (5hati - hatj - 4hatk) + lambda(2hati - hatj + hatk)` and the plane `vec.(3hati - 4hatj - hatk)` + 5 = 0 is `sin^-1(5/(2sqrt(91)))`.

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Solution

This statement is False.

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Chapter 12: Introduction to Three Dimensional Geometry - Exercise [Page 239]

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NCERT Exemplar Mathematics Exemplar [English] Class 11
Chapter 12 Introduction to Three Dimensional Geometry
Exercise | Q 44 | Page 239

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