Let R = {(1,1), (1,2), (1,3), (2,4), (3,2)} and S ={(1,3), (1,4), (2,3), (3,1), (4,1)} be the relations on a set A = {1,2,3,4}.
The composition SoR of R and S is:
1). {(1, 1), (1,3), (1,2), (2,1), (3,3)}
2). {(1,2), (1,3), (1,4), (2,1), (3,3)}
3). {(1, 1), (1,2), (1,4), (2,1), (3,3)}
4). {(1, 1), (1,3), (1,4), (2,1), (3,3)}
Statements :
Some books are insects.
All books are butterflies.
All insects are snakes.
Conclusions:
I. Some snakes are books.
II. Some butterflies are insects.
III. Some snakes are butterflies.
IV. Some insects are books.
Anthropologists are related to mankind in the same way as omitho are related to
1). Environment
2). Birds
3). Insects
4). Minerals
असमर्थक शब्द का चयन करे
1). पीड़ा
2). , संकट ,
3). व्यथा ,
4). दर्द
Let a and b be the roots of the equation Let c and d $x^{2}+px+1=0$ be the roots of the equation $x^{2}+qx+1=0$,
Then the value of (a-c)(b-c)(a + d)(b + d) is equal to:
1). $-p^{2}+q^{2}$
2). $p^{2}-q^{2}$
3). $-p^{2}-q^{2}$
4). $p^{2}+q^{2}$