Respuesta :

duyohuynh

Answer: v = u= [tex]2 \sqrt{2}[/tex]

Step-by-step explanation:

v= cos45 * 4= [tex]2 \sqrt{2}[/tex]

- Apply Pythagorean theorem

[tex]4^{2}[/tex]= [tex](2\sqrt{2}) ^{2} + u^{2}[/tex]

We have u = [tex]2 \sqrt{2}[/tex]