"You have to understand Zeki I never wanted to cheat off your exam," Than argued. Find the error in the sentence

Consider the quadratic equation ax^2+bx+5=0,where a, b and c are rational numbers and the quadratic has two distinct zeros.if one zero is irrational what is the other zero?

In washwoman who is telling the story

What do you think is the greatest invention that you use today? explain in 4 sentences