Question

3) Which of the following is true for rational numbers?
(a) Closure property holds good for subtraction but not for addition,
(b) Commutative property holds good for subtraction but not for addition.
(c) Closure property holds good for addition but not for subtraction.
(d) Commutative property holds good for addition but not for subtraction.​

Answer 1

Answer:

a.false

b.false

c.false

d.true

Answer 2

Step-by-step explanation:

1. false
2. false
3. true
4. true thus statement 3 and 4 are true