If A+B=7j+7k and A-B=-j+k, then magnitude of A and B are:

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If A+B=7j+7k and A-B=-j+k, then magnitude of A and B are:

E

Editor

Sep 18, 2022

If A+B=7j+7k and A-B=-j+k, then magnitude of A and B are:

Difficulty: Hard

A:

3 and 4

B:

7 and -1

C:

7 and 7

D:

5 and 5

ID: 63273db8ca83163ac3a0f52b