Question

Find the magnitude of the vector (2,-5).
Write your answer in simplified radical form.

Answer 1

`\rm \hookrightarrow \: \sqrt{ {2}^(2) + { - 5}^(2) }`

`\rm \hookrightarrow \: \sqrt{4 \: \: \: \: + √( 25 )}`

`\rm \hookrightarrow \: √(29 )`

`\rm \hookrightarrow \: 5.38`