st-line

Question: If the line $2x+3ay-1=0$ and $3x+4y+1=0$ are mutually perpendicular, then the value of a will be



1) $\frac{1}{2}$
2) 2
3) $-\frac{1}{2}$
4) None of these
Solution: Explanation: No Explanation
Angle between two straight lines Bisector of angle between two lines

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