1
COMEDK 2020
MCQ (Single Correct Answer)
+1
-0

The length of the subtangent to the curve $${x^2}{y^2} = {a^4}$$ at $$( - a,a)$$ is

A
2a
B
a/2
C
a/3
D
a
2
COMEDK 2020
MCQ (Single Correct Answer)
+1
-0

The number of positive divisors of 252 is

A
5
B
9
C
10
D
18
3
COMEDK 2020
MCQ (Single Correct Answer)
+1
-0

The remainder obtained when 5124 is divided by 124 is

A
0
B
5
C
1
D
2
4
COMEDK 2020
MCQ (Single Correct Answer)
+1
-0

Which of the following is not a group with respect to the given operation?

A
The set of odd integers under addition.
B
The set of even integers under addition.
C
{1, $$-$$1} under multiplication.
D
{0} under addition.
EXAM MAP