Isabelle questioned 6 students in an introductory language class at her college. Is this a random sample of the students at the college?
yes
no
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The table represents a function f(x). what is f(3)? a.-9 b.-1 c.1 d.9

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 - 4x - 5 = 0

Asales representative from a local radio station is trying to convince the owner of a small fitness club to advertise on her station. the representative says that if the owner begins advertising on the station today, the club's total number of members will grow exponentially each month. she uses the given expression to model the number of club members, in hundreds, after advertising for t months.