Two vectors p vector =2i^-bj^+2k^and q vector = i^+j^+k^ will be parallel , if b is equal to
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Answer:
Two vectors are parallel when the cross product is zero . b = -2
Explanation:
cross product = det ║ i j k ║║ 2 -b 2 ║ 1 1 1 ║=0
solving b = -2
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