WB JEE 2008 | Straight Lines and Pair of Straight Lines Question 1 | Mathematics

WB JEE 2008

MCQ (Single Correct Answer)

-0.25

One possible condition for the three points (a, b), (b, a) and (a², $$-$$ b²) to be collinear is

a $$-$$ b = 2

a + b = 2

a = 1 + b

a = 1 $$-$$ b

WB JEE 2008

MCQ (Single Correct Answer)

-0.25

The distance between the lines $$5x - 12y + 65 = 0$$ and $$5x - 12y - 39 = 0$$ is

WB JEE 2008

MCQ (Single Correct Answer)

-0.25

The co-ordinates of the foot of perpendicular from (a, 0) on the line $$y = mx + {a \over m}$$ are

$$\left( {0,{a \over m}} \right)$$

$$\left( {0, - {a \over m}} \right)$$

$$\left( {{a \over m},0} \right)$$

$$\left( { - {a \over m},0} \right)$$

WB JEE 2009

MCQ (Single Correct Answer)

-0.25

If C is a point on the line segment joining A($$-$$3, 4) and B(2, 1) such that AC = 2BC, then the coordinate of C is

$$\left( {{1 \over 3},2} \right)$$

$$\left( {2,{1 \over 3}} \right)$$

(2, 7)

(7, 2)

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