What are the vertex and x-intercepts of the graph of the function below? y =(x-4)(x+2)
A. Vertex: (-4, 2); Intercepts: x = 3,-3
B. Vertex: (1,-5); Intercepts: x = -4,2
C. Vertex: (1,-9); Intercepts: x = 4,-2
D. Vertex: (1,9); Intercepts: x = -4,-2

Muscles, a membership-only gym is hoping to open a new branch in a small city in pennsylvania that currently has no fitness centers. according to their research approximately 12,600 residents live within driving distance of the gym. muscles sends out surveys to a sample of 300 randomly selected residents in this area (all of who respond) and finds that 40 residents say they would visit a gym if one was located in their area. based on the past survey research, muscles estimates that approximately 30% of these respondents would actually join the gym if they opened one in the area. based on this information and the results of the sample survey, about how many residents should muscles expect to join its new branch? a) 134 b) 504 c) 1,680 d) 3,780

Which term best describes the association between variables a and b? no association a negative linear association a positive linear association a nonlinear association a scatterplot with an x axis labeled, variable a from zero to ten in increments of two and the y axis labeled, variable b from zero to one hundred forty in increments of twenty with fifteen points in a positive trend.

The function models the number of accidents per 50 million miles driven as a function