Consider the statement,
Irrational numbers are closed under subtraction
Is the statement true or false? If false, justify with a counterexample
false; The numbers 2 and 7 are irrational, but V2 - cannot be simplified to an irrational number.
true
false; The number 2 is irrational, but 2 - 2 = 0 and is not irrational
false; The numbers 10 and 6 are irrational, but
/10
V6 14 2 and 2 is not irrational