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AP EAMCET Engineering 21 Apr 2019 Shift 1 Paper

Section: Mathematics
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Question : 48 of 160
 
Marks: +1, -0
The combined equation of two lines L and L1 is 2x2 + axy + 3y2 = 0 and the combined equation of two lines L and L2 is 2x2 + bxy - 3y2 = 0. If L1 and L2 are perpendicular, then a2+b2 =
Validate
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