Use matrix multiplication to find the image of the vector (8,-1, 4) if it is rotated...

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Use matrix multiplication to find the image of the vector (8,-1, 4) if it is rotated 0 = 30° about the x-axis (counterclockwise). Let T denote the linear operator rotating each vector through an angle of 030° about the x-axis. NOTE: Give an exact answer. T(8,-1,4)= (?, ?, ?) Use matrix multiplication to find the image of the vector (8,-1, 4) if it is rotated 0 = 30° about the x-axis (counterclockwise). Let T denote the linear operator rotating each vector through an angle of 030° about the x-axis. NOTE: Give an exact answer. T(8,-1,4)= (?, ?, ?)