Find the difference.

(9x2 + 10x + 4) - (9x2 + 5x - 1)

Which graph represents the parent function of y=(x+2)(x-2)

At your job you're paid $50 per week plus $3 per sale at least how many saled do you need to make in order to have over $250

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