Assume That the Vectors $\mathbf { a }$ $\mathbf { b }$

Multiple Choice

Assume that the vectors $\mathbf { a }$ , $\mathbf { b }$ , $\text { C }$ and $\text { d }$ are defined as follows: $\mathbf { a } = \langle 1,1 \rangle$ $\mathbf { b } = \langle 5,4 \rangle$ $c = \langle 6 , - 8 \rangle$ $\mathbf { d } = \langle - 5,3 \rangle$ Compute $c + d$ .

A) $\langle 11 , - 4 \rangle$
B) $\langle 0,7 \rangle$
C) $\langle 1 , - 5 \rangle$
D) $\langle 7 , - 7 \rangle$
E) $\langle - 4,4 \rangle$