PDF chapter test TRY NOW
1. For every rational numbers \(x\), \(y\) and \(z\), \(x + (y \times z) = (x + y) \times (x + z)\).
2. For all rational numbers \(a\), \(b\) and \(c\), \(a (b + c) = ab + bc\).
3. Between any two rational numbers there are exactly ten rational numbers.
4. Rational numbers are closed under addition and multiplication but not under subtraction.