alishasanders5110 alishasanders5110

09-02-2024
Mathematics

contestada

If a1 and a2 are two values of a for which the unit vector ai + bj + 1/2k is linearly dependent with i + 2j and j − 2k , then 1/a1 + 1/a2 is equal to
A. 1
B. 1/8
C. − 16/11
D. − 11/16

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