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If the equation 3x^2 – 8xy + qy^2 + 2x + 14y + p = 1 represents a pair of perpendicular lines then the values of p and q are respectively _____.

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in Straight Lines by (34.6k points)

If the equation 3x2 – 8xy + qy2 + 2x + 14y + p = 1 represents a pair of perpendicular lines then the values of p and q are respectively _______.

(A) -3 and -7 

(B) -7 and -3 

(C) 3 and 7 

(D) -7 and 3

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1 Answer

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Correct option is: (B) -7 and -3

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