1.

Find the sum of the vectors ( vec{a} )=6 ( hat{i} )-3 ( hat{j} ) and ( vec{b} )=5 ( hat{i} )+4 ( hat{j} ).

A. 11 ( hat{i} )+ ( hat{j} )
B. 11 ( hat{i} ) ( hat{j} )
C. -11 ( hat{i} )+ ( hat{j} )
D. ( hat{i} )+ ( hat{j} )
Answer» B. 11 ( hat{i} ) ( hat{j} )


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