Question

Find the magnitude of vector -A=6i+8j+10k

Answer 1

Answer:

Magnitude of a vector is

$\sqrt{ {6}^{2} + {8}^{2} + {10}^{2} } \\ = \sqrt{36 + 64 + 100} \\ = \sqrt{200} \\ = \sqrt{2 \times 100} \\ = 10 \sqrt{2}$

The magnitude of vector is 10 root 2