1
MHT CET 2020 16th October Evening Shift
MCQ (Single Correct Answer)
+2
-0

The straight lines represented by the equation $$9 x^2-12 x y+4 y^2=0$$ are

A
coincident
B
perpendicular
C
intersect at $$60^{\circ}$$
D
parallel
2
MHT CET 2020 16th October Morning Shift
MCQ (Single Correct Answer)
+2
-0

If the equation $$k x y+5 x+3 y+2=0$$ represents a pair of lines, then $$k=$$

A
$$\frac{15}{2}$$
B
15
C
$$0,-\frac{15}{2}$$
D
$$1, \frac{15}{2}$$
3
MHT CET 2020 16th October Morning Shift
MCQ (Single Correct Answer)
+2
-0

If $$(a,-2 a), a>0$$ is the mid-point of a line segment intercepted between the co-ordinate axes, then the equation of the line is

A
$$x-2 y+4 a=0$$
B
$$2 x-y=4 a$$
C
$$x-2 y=5 a$$
D
$$2 x-y+4 a=0$$
4
MHT CET 2020 16th October Morning Shift
MCQ (Single Correct Answer)
+2
-0

If the angle between the lines given by the equation $$x^2-3 x y+\lambda y^2+3 x-5 y+2=0, \lambda \geq 0$$, is $$\tan ^{-1}\left(\frac{1}{3}\right)$$, then $$\lambda=$$

A
$$1, \frac{2}{5}$$
B
10
C
2
D
$$\frac{2}{3}, 40$$
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