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If the pair of equations $3x-y+ 8 = 0$ and $6x - ry + 16 = 0$ represent coincident lines, then the value of 'r' is :
- (a)$-\frac{1}{2}$
- (b)$\frac{1}{2}$
- (c)$-2$
- (d)$2$
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(d) $2$
If the pair of equations 3x-y+ 8 = 0 and 6x - ry + 16 = 0 represent coincident lines, then the value of 'r' is :
CBSE Class 10 Maths PYQ · Linear Equations · Types of solutions · 1 Mark · March 2023 · Standard
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