Aposter is shown below: what are the dimensions if the poster enlarged by a factor of 7/2 6 in height 18 in length a: 42 in by 126 in b: 3 in by 9 in c: 9 in by 12 in d: 21 in by 63 in

The function ƒ is defined by ƒ(x) = (x + 3)(x + 1). the graph of ƒ in the xy-plane is a parabola. which interval contains the x-coordinate of the vertex of the graph of ƒ?

What is the value of x in the equation 2(x-4) = 4(2x + 1)?

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.