What are conditional statements and why do philosophers use them?

Intro. To Logic

Name some self-contradictory statements (at least two) and why they contradict themselves.

What is the principal of non-contradiction?

What is the ‘anatomy’ of an argument?

*What are conditional statements and why do philosophers use them?

What are the two main types of argument, and how do they work?

What does it mean to say that an argument is ‘valid’?

What does it mean to say that an argument is ‘sound’?

What is a ‘cogent’ argument?

*What are necessary and sufficient conditions?