Math, asked by abhishekdumari1988, 11 months ago

21. Which of the following sets is not closed under
subtraction?
(a) N
(c) Q
(d) R
(b) z. what is z

Answers

Answered by shankarmanjula742

1

Answer:

option (a) N

Step-by-step explanation:

the null set will be not closed.

hope it's helps u...

Previous Question

Next Question

Similar questions

Math, 5 months ago

The probabality that a number selected at random from a number 123•••••••••••••••••••••••,15 is a multiple of 3 ...

Chemistry, 5 months ago

The study of chemical substance and the changes around us ...............

English, 5 months ago

ECTION -C ( GRAMMAR) Fill in the blanks with 'Since' or 'For' a) the time the young man was imprisoned; he knew that the judge would save him from death. b) The young girl dint want to wait Use the word 'golden' as an adiectival phrase in sentence of your own. a single day to settle abroad.

English, 11 months ago

write the missing letter in c_u_a_e...

Biology, 11 months ago

What are the Complex permanent tissue ??????

Psychology, 1 year ago

What is the meaning of harnoor name...

Physics, 1 year ago

Kepler's second law...

Science, 1 year ago

who invented yohghurt?