1
JEE Main 2013 (Offline)
MCQ (Single Correct Answer)
+4
-1
The $$x$$-coordinate of the incentre of the triangle that has the coordinates of mid points of its sides as $$(0, 1) (1, 1)$$ and $$(1, 0)$$ is :
A
$$2 + \sqrt 2 $$
B
$$2 - \sqrt 2 $$
C
$$1 + \sqrt 2 $$
D
$$1 - \sqrt 2 $$
2
JEE Main 2013 (Offline)
MCQ (Single Correct Answer)
+4
-1
A ray of light along $$x + \sqrt 3 y = \sqrt 3 $$ gets reflected upon reaching $$X$$-axis, the equation of the reflected ray is :
A
$$y = x + \sqrt 3 $$
B
$$\sqrt 3 y = x - \sqrt 3 $$
C
$$y = \sqrt 3 x - \sqrt 3 $$
D
$$\sqrt 3 y = x - 1$$
3
JEE Main 2013 (Offline)
MCQ (Single Correct Answer)
+4
-1
The term independent of $$x$$ in expansion of
$${\left( {{{x + 1} \over {{x^{2/3}} - {x^{1/3}} + 1}} - {{x - 1} \over {x - {x^{1/2}}}}} \right)^{10}}$$ is
A
4
B
120
C
210
D
310
4
JEE Main 2013 (Offline)
MCQ (Single Correct Answer)
+4
-1
Let $${T_n}$$ be the number of all possible triangles formed by joining vertices of an n-sided regular polygon. If $${T_{n + 1}} - {T_n}$$ = 10, then the value of n is :
A
7
B
5
C
10
D
8
JEE Main Papers
2023
2021
EXAM MAP