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If theta_1, theta_2, theta_3 are respectively the angles by which the coordinate axes are to be rotated to eliminate the xy term from the following equations, then the descending order of these angles is A_1 = 3x^2+5xy+3y^2+2x+3y+4=0 A_2= 5x^2+2sqrt(3) xy+3y^2+6 =0 A_3 =4x^2+sqrt(3) xy+5y^2-4 =0 |
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Answer» `theta_1, theta_2 , theta_3` |
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