TS EAMCET 5-Aug-2021 Shift 1 Question Paper
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Question : 57 of 160
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If a x 2 + 2 h x y + b y 2 − 82 x + 98 y + 144 0 ( 2 , − 3 ) 3 x − 2 y + 5 0 a x 2 + 2 h x y + b y 2 0
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