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%% Dot Product of Real Vectors %% % Create two simple, three-element vectors. A = [4 -1 2]; B = [2 -2 -1]; %% % Calculate the dot product of |A| and |B|. C = dot(A,B) %% % The result is |8| since % % C = A(1)*B(1) + A(2)*B(2) + A(3)*B(3) %