Question

if x and y are two rational numbers such that x>y,thenx- y is always a positive rational number true or false​

Answer 1

Answer:

since we know that addition and substraction of two rational number is always rational

since x>y hence (x-y) is postive rational

hence statement is True

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Answer 2

Answer:

if x is a negative rational no. > y than the is false

but if x is a positive rational no. > y than the is true

therefore, we could say that it is false and not true

Hope it helps a bit!!