Please answer the following question posted. Asap

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?

You paint a 1/2 of a wall in 1/4 hour. how long will it take you to paint one wall

The fraction 7/9 is equivalent to a percent that is greater than 100%. truefalse