The three fundamentals of persuasive speech are:

Ethos, Pathos and Sathos
Ethos, Pathos and Sathos

Logos, Pathos and Mathos
Logos, Pathos and Mathos

Logos, Ethos and Fathos
Logos, Ethos and Fathos

Ethos, Pathos and Logos

Ethos refers to the speaker's credibility and trustworthiness. Pathos appeals to the audience's emotions and values. Logos involves using logical reasoning and evidence to support the argument. These three elements work together to persuade and influence an audience effectively.