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Let the plane x+3y-2z+6=0 meet the co-o...

Let the plane `x+3y-2z+6=0 ` meet the co-ordinate axes at the points A,B,C. If the orthocenter of the triange ABC is `(alpha,beta,6/7)` , then `98(alpha+beta)^2` is equal to ____.

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JEE MAINS PREVIOUS YEAR-JEE MAIN 2023-Question
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