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If the line 2x + 3y + 4 λ(6x - y + 12) = 0 is perpendicular to the line 7x + 5y - 4 = 0, then the value of λ is

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If the line 2x + 3y + 4 λ(6x - y + 12) = 0 is perpendicular to the line 7x + 5y - 4 = 0, then the value of λ is 

(A)  29/37

(B)  25/27 

(C)  -25/27

(d)  - 29/37

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1 Answer

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Correct option   (D) -29/37

Explanation :

on: Slope of the given line is

(2 + 6λ)/3 - λ

This line is perpendicular to the line 7x + 5y - 4 = 0. This implies that

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