Answer to Question #147208 in Biology for Galata

Question

Given that A=3i+5j-f7I B=2i+7j+k C=4i+6j+2k than find
a, A•B b, B×C c, A(A+C) d, A×(B+C)
e. a unit vector that is perpendicular to both vector in y-z plane.

Answer 1

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