Find F05 Where $v _ { 1 } = 8 \text { and } v _ { 2 } = 11$

Multiple Choice

Find F.05 where $v _ { 1 } = 8 \text { and } v _ { 2 } = 11$

A) 2.95
B) 2.30
C) 4.74
D) 3.66