Question

B= 8i+ 6j magnitude of B is​

Answer 1

Explanation:

$B= 8i+ 6j \\ \\ B \: = \: \sqrt{ {8}^{2} + {6}^{2} } \\ B \: = \: \sqrt{64 + 36 } \\ B \: = \: \sqrt{100} = 10 \\ B \: = \: 10$

The magnitude of B is 10 .