1
COMEDK 2022
MCQ (Single Correct Answer)
+1
-0

The distance of the point $$(1,2)$$ from the line $$x+y+2=0$$ measured along the line parallel to $$2 x-y=5$$ is equal to

A
$$\frac{125}{3}$$
B
$$\frac{125}{\sqrt{3}}$$
C
$$\frac{5 \sqrt{5}}{3}$$
D
$$\frac{5 \sqrt{3}}{3}$$
2
COMEDK 2022
MCQ (Single Correct Answer)
+1
-0

The slope of lines which makes an angle 45$$^\circ$$ with the line $$2x-y=-7$$

A
$$\frac{1}{3},-3$$
B
$$-1,1$$
C
$$3,\frac{-1}{3}$$
D
$$1,\frac{1}{3}$$
3
COMEDK 2022
MCQ (Single Correct Answer)
+1
-0

If 2 and 3 are intercepts of a line L = 0, then the distance of L $$\equiv$$ 0 from the origin is

A
$${5 \over {\sqrt {13} }}$$
B
$${{\sqrt {13} } \over 6}$$
C
$${6 \over {\sqrt {13} }}$$
D
1
4
COMEDK 2021
MCQ (Single Correct Answer)
+1
-0

If two pairs of lines $$x^2-2mxy-y^2=0$$ and $$x^2-2nxy-y^2=0$$ are such that one of them represents the bisector of the angles between the other, then

A
$$mn=1$$
B
$$m+n=mn$$
C
$$mn=-1$$
D
$$m-n=mn$$
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