Question

if v1 = 3i + 4j + k and v2 =i- j- k, determine the magnitide of v1 + v2.​

Answer 1

Explanation:

v1+v2 = 4i+3j+0k

Or

v1+v2= 4i+3j

Answer 2

Answer:

5

Explanation:

$|v1 + v2| = \sqrt{ {(3 + 1)}^{2} + {(4 - 1) }^{2} + {(1 - 1)}^{2} } \\ \sqrt{16 + 9 } \\ \sqrt{25} \\ 5 \: answer$