MHT-CET

Pair of Lines question bank (Mathematics)

Practice 136 free MHT-CET Mathematics - Pair of Lines questions with answers and step-by-step solutions.

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Q1.

The joint equation of pair of lines passing through (2,3) and parallel to the line =0

(A)

$x^{2}-y^{2}-4 x+6 y-5=0$

(B)

$x^{2}-y^{2}-4 x+6 y=0$

(C)

$x^{2}-y^{2}-4 x+6 y+17=0$

(D)

$x^{2}-y^{2}-4 x+6 y+2=0$

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Q2.

If the equation $a x^{2}+h x y+b y^{2}=0$ represents a pair of coincident lines, then

(A)

$h^{2}=2 a b$

(B)

$h^{2}=4 a b$

(C)

$h^{2}=8 a b$

(D)

$h^{2}=a b$

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