Which quadratic function in standard form has the values a = –3.5, b = 2.7, and c = –8.2? f(x) = 2.7x2 – 8.2x – 3.5 f(x) = 2.7x2 – 3.5x – 8.2 f(x) = –3.5x2 – 8.2x + 2.7 f(x ) = –3.5x2 + 2.7x – 8.2

Identify all the cases where non-probability sampling is used when attempting to study the characteristics of a large city. studies on every subject in the population divide a population in groups and obtain a sample studies with a limited amount of time demonstrate existing traits in a population studies with the nth person selected