Q.28 Let the plane \( x+3 y-2 z+6=0 \) meet the co-ordinate axes at the points A, B, C. If the orthocenter of the triangle \( ABC \) is \( \left(\alpha, \beta, \frac{6}{7}\right) \), then \( 98(\alpha+\beta)^{2} \) is equal to

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Q.28 Let the plane ( x+3 y-2 z+6=0 ) meet the co-ordinate axes at the points A, B, C. If the orthocenter of the triangle ( ABC ) is ( left(alpha, beta, 6/7) ), then ( 98(alpha+beta)^{2} ) is equal to