district mathematics

• ¬ p v q

• p v q

• ¬ p ∧ q

• none of the above

Let f(x) = x from R to R, then f(x) is:

• not function

• only one-to-one function

• only onto function

• both one-to-one and onto function

Which rule of inference is used in these arguments (Alice is a mathematics major. therefore, Alice is either

a mathematics major, or Alice is a computer science major):

• Addition

• Simplification

• Modus tollens

• Modus ponens

Which rule of inference is used in these arguments (If you have a current password, then you can log onto the network. You have a current password. Therefore, you can log onto the network):

• Addition

• Simplification

• Modus tollens

• Modus ponens

A statement that can be either true or false, depending of the values of its propositional variables,

is called a:

• tautology

• contradiction

• contingency

• none of the above