1
JEE Main 2022 (Online) 26th July Morning Shift
MCQ (Single Correct Answer)
+4
-1

A point $$P$$ moves so that the sum of squares of its distances from the points $$(1,2)$$ and $$(-2,1)$$ is 14. Let $$f(x, y)=0$$ be the locus of $$\mathrm{P}$$, which intersects the $$x$$-axis at the points $$\mathrm{A}$$, $$\mathrm{B}$$ and the $$y$$-axis at the points C, D. Then the area of the quadrilateral ACBD is equal to :

A
$${9 \over 2}$$
B
$${{3\sqrt {17} } \over 2}$$
C
$${{3\sqrt {17} } \over 4}$$
D
9
2
JEE Main 2022 (Online) 25th July Evening Shift
MCQ (Single Correct Answer)
+4
-1

Let the point $$P(\alpha, \beta)$$ be at a unit distance from each of the two lines $$L_{1}: 3 x-4 y+12=0$$, and $$L_{2}: 8 x+6 y+11=0$$. If $$P$$ lies below $$L_{1}$$ and above $${ }{L_{2}}$$, then $$100(\alpha+\beta)$$ is equal to

A
$$-$$14
B
42
C
$$-$$22
D
14
3
JEE Main 2022 (Online) 25th July Morning Shift
MCQ (Single Correct Answer)
+4
-1

A line, with the slope greater than one, passes through the point $$A(4,3)$$ and intersects the line $$x-y-2=0$$ at the point B. If the length of the line segment $$A B$$ is $$\frac{\sqrt{29}}{3}$$, then $$B$$ also lies on the line :

A
$$2 x+y=9$$
B
$$3 x-2 y=7$$
C
$$x+2 y=6$$
D
$$2 x-3 y=3$$
4
JEE Main 2022 (Online) 30th June Morning Shift
MCQ (Single Correct Answer)
+4
-1

Let $$\alpha$$1, $$\alpha$$2 ($$\alpha$$1 < $$\alpha$$2) be the values of $$\alpha$$ fo the points ($$\alpha$$, $$-$$3), (2, 0) and (1, $$\alpha$$) to be collinear. Then the equation of the line, passing through ($$\alpha$$1, $$\alpha$$2) and making an angle of $${\pi \over 3}$$ with the positive direction of the x-axis, is :

A
$$x - \sqrt 3 y - 3\sqrt 3 + 1 = 0$$
B
$$\sqrt 3 x - y + \sqrt 3 + 3 = 0$$
C
$$x - \sqrt 3 y + 3\sqrt 3 + 1 = 0$$
D
$$\sqrt 3 x - y + \sqrt 3 - 3 = 0$$
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