Mathematics, 10.12.2021 14:00 vleverett444

A and b are two vectors and |a| = 3. Find the value of |a+b| when: (i) b = 2a
(ii) b = -3a
(iii) b is perpendicular to a and |b| = 4

Answers: 1

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A and b are two vectors and |a| = 3. Find the value of |a+b| when: (i) b = 2a
(ii) b = -3a