Find the Dot Product of U and V $( - 1,9 , - 5 )$

Multiple Choice

Find the dot product of u and v. u = $( - 1,9 , - 5 )$ ,v = $( 3,2 , - 6 )$

A) 45
B) $( 11 , - 11,2 )$
C) $( 2,18 , - 11 )$
D) -15
E) 2