1
MHT CET 2020 19th October Evening Shift
MCQ (Single Correct Answer)
+2
-0

If $R=\{(a, b) / b=a-1, a \in Z, 5 < a < 9$, then the range of $R$ is

A
$\{7,8,9\}$
B
$\{5,6,7\}$
C
$\{5,6,7,8,9\}$
D
$\{6,7,8\}$
2
MHT CET 2020 16th October Morning Shift
MCQ (Single Correct Answer)
+2
-0

If $$A=\{x, y, z\}, B=\{1,2\}$$, then the total number of relations from set $$A$$ to set $$B$$ are :

A
8
B
64
C
32
D
16
3
MHT CET 2019 2nd May Evening Shift
MCQ (Single Correct Answer)
+2
-0

If $A=\{x \mid x \in N, x$ is a prime number less than $12\}$ and $B=\{x \mid x \in N, x$ is a factor of 10$\}$, then $A \cap B=$ .............

A
$\{2\}$
B
$\{2,5\}$
C
$\{2,5,10\}$
D
$\{1,2,5,10\}$
4
MHT CET 2019 2nd May Morning Shift
MCQ (Single Correct Answer)
+2
-0

If $A=\left(x \in R: x^2-5|x|+6=0\right\}$, then $n(A)=\ldots \ldots$

A
2
B
0
C
1
D
4
MHT CET Subjects
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