1
WB JEE 2010
+1
-0.25

If the three points (3q, 0) (0, 3p) and (1, 1) are collinear then which one is true?

A
$${1 \over p} + {1 \over q} = 1$$
B
$${1 \over p} + {1 \over q} = 2$$
C
$${1 \over p} + {1 \over q} = 3$$
D
$${1 \over p} + {3 \over q} = 1$$
2
WB JEE 2010
+1
-0.25

The equations $$y = \pm \sqrt {3x}$$, y = 1 are the sides of

A
an equilateral triangle
B
a right angled triangle
C
an isosceles triangle
D
an obtuse angled triangle
3
WB JEE 2010
+1
-0.25

The equations of the lines through (1, 1) and making angles of 45$$^\circ$$ with the line x + y = 0 are

A
x $$-$$ 1 = 0, x $$-$$ y = 0
B
x $$-$$ y = 0, y $$-$$ 1 = 0
C
x + y $$-$$ 2 = 0, y $$-$$ 1 = 0
D
x $$-$$ 1 = 0, y $$-$$ 1 = 0
4
WB JEE 2011
+1
-0.25

The coordinates of the two points lying on x + y = 4 and at a unit distance from the straight line 4x + 3y = 10 are

A
($$-$$3, 1), (7, 11)
B
(3, 1), ($$-$$7, 11)
C
(3, 1), (7, 11)
D
(5, 3), ($$-$$1, 2)
WB JEE Subjects
Physics
Mechanics
Electricity
Optics
Modern Physics
Chemistry
Physical Chemistry
Inorganic Chemistry
Organic Chemistry
Mathematics
Algebra
Trigonometry
Coordinate Geometry
Calculus
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