What is the slope of the line that passes through (-2, 4) and (-1, 2)

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?

Jasmine wants to eat at 8: 00pm her meal takes 65mins to cook what time does she need to put the meal in the oven

15m is what percent of 60m; 3m; 30m; 1.5 km? the last one is km not m