For each of the following relation on N, the of set positive integers, determine which of the five properties are satisfied R={( x, y)/ x +y} is odd
I. Reflexive
II. Irreflexive
IIl Symmetric
IV. Antisymmetric
V. Transitive

First step is to get rid of the square root. remember that a square root is the same as raising to the (1/2) power. see below: multiply exponents per exponent rules to get: remember you subtract exponents from the denominator and add exponents in the numerator so: simplify further: so a is the correct choice. if you don't understand this google exponent rules and it will you understand. look at the image results.