If a = î + ĵ − 2k̂, b = −î + 2ĵ + 2k̂ and c = −î + 2ĵ − k̂ are three vectors, then find a vector perpendicular to both the vectors (a + b) and (b − c).

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TextVector Product of Two VectorsComponents of a VectorCBSE PYQ

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TextVector Product of Two Vectors