VectorHard
Question
The vector 
= 5î + 2ĵ − S
is perpendicular to the vector if 
= 3î + ĵ + 2
S =
= 5î + 2ĵ − S is perpendicular to the vector if = 3î + ĵ + 2 S =Options
A.1
B.4.7
C.6.3
D.8.5
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