1
JEE Main 2019 (Online) 11th January Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
Which of the following compounds will produce a precipitate with AgNO3 ?
A
JEE Main 2019 (Online) 11th January Evening Slot Chemistry - Haloalkanes and Haloarenes Question 106 English Option 1
B
JEE Main 2019 (Online) 11th January Evening Slot Chemistry - Haloalkanes and Haloarenes Question 106 English Option 2
C
JEE Main 2019 (Online) 11th January Evening Slot Chemistry - Haloalkanes and Haloarenes Question 106 English Option 3
D
JEE Main 2019 (Online) 11th January Evening Slot Chemistry - Haloalkanes and Haloarenes Question 106 English Option 4
2
JEE Main 2019 (Online) 11th January Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The solution of the differential equation,

$${{dy} \over {dx}}$$ = (x – y)2, when y(1) = 1, is :
A
$$-$$ loge $$\left| {{{1 + x - y} \over {1 - x + y}}} \right|$$ = x + y $$-$$ 2
B
loge $$\left| {{{2 - x} \over {2 - y}}} \right|$$ = x $$-$$ y
C
loge $$\left| {{{2 - y} \over {2 - x}}} \right|$$ = 2(y $$-$$ 1)
D
$$-$$ loge $$\left| {{{1 - x + y} \over {1 + x - y}}} \right|$$ = 2(x $$-$$ 1)
3
JEE Main 2019 (Online) 11th January Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The number of functions f from {1, 2, 3, ...., 20} onto {1, 2, 3, ...., 20} such that f(k) is a multiple of 3, whenever k is a multiple of 4, is :
A
65 $$ \times $$ (15)!
B
56 $$ \times $$ 15
C
(15)! $$ \times $$ 6!
D
5! $$ \times $$ 6!
4
JEE Main 2019 (Online) 11th January Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
Let K be the set of all real values of x where the function f(x) = sin |x| – |x| + 2(x – $$\pi $$) cos |x| is not differentiable. Then the set K is equal to :
A
{0, $$\pi $$}
B
$$\phi $$ (an empty set)
C
{ r }
D
{0}
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