11.3

\fWrite the vector in the form (a,b). The vector is (Simplify your answer, including any radicals. Use integers or fractions for any numbers in the expression.) 4 2 -6 -A 4 -2 -4Find the magnitude and positive direction angle of the vector 1: J3.- 1}. The magnitude of the vector is |:| (Simplify your answer.) The direction angle is |:|. (Simplify your answer. Use angle measures greater than or equal to 0 and less than 360.)