WB JEE 2010 | Straight Lines and Pair of Straight Lines Question 14 | Mathematics

WB JEE 2010

MCQ (Single Correct Answer)

-0.25

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

$${1 \over p} + {1 \over q} = 1$$

$${1 \over p} + {1 \over q} = 2$$

$${1 \over p} + {1 \over q} = 3$$

$${1 \over p} + {3 \over q} = 1$$

WB JEE 2010

MCQ (Single Correct Answer)

-0.25

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

an equilateral triangle

a right angled triangle

an isosceles triangle

an obtuse angled triangle

WB JEE 2010

MCQ (Single Correct Answer)

-0.25

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

x $$-$$ 1 = 0, x $$-$$ y = 0

x $$-$$ y = 0, y $$-$$ 1 = 0

x + y $$-$$ 2 = 0, y $$-$$ 1 = 0

x $$-$$ 1 = 0, y $$-$$ 1 = 0

WB JEE 2011

MCQ (Single Correct Answer)

-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

($$-$$3, 1), (7, 11)

(3, 1), ($$-$$7, 11)

(3, 1), (7, 11)

(5, 3), ($$-$$1, 2)

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