Question

2+1 in rational form
.Just for you get point 100 point​

Answer 1

Answer:

Let x be an element in a Metric space X and A is a subset of X. If all neighbourhood of x contains infinitely many elements from A then x is called an accumulation point of A.

Answer 2

2 + 1 = 3

All the number in above is rational numbers.

Explanation:

A rational numbers is a number that can be expressed as p/q , where p and q are both integers and q ≠ 0.