Rotate the axes to eliminate the xy term in the equation Then write the equation in standard form Use xp for x and yp for y in your answer Rotate the coordinate axes through an angle 8 with 0 0 2 9x 24xy 16y 80x 60y 0 Sketch the graph of the resulting equation showing both sets of axes SP 4 2 2 4 no 2 O SP 4 2 4 SP 2