Mathematics

Mathematics, 14.04.2021 18:50, speresenko

Find the scalar product of a––=−i–+2j–+k–– and b–=2j–+3k–– a.
8

b.
-7

c.
7

d.
6

answer

Answers: 3

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Find the scalar product of a––=−i–+2j–+k–– and b–=2j–+3k–– a.
8

b.
-7

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