That depends on the domain of x. That and the universal quantifier over its domain are typically omitted when they are clear from the context.
Yes, if we’re talking only about positive numbers, then ‘If x² = 9, then x = 3’ is true.
That depends on the domain of x. That and the universal quantifier over its domain are typically omitted when they are clear from the context.
Yes, if we’re talking only about positive numbers, then ‘If x² = 9, then x = 3’ is true.