Emma had $96 when Chris had $160 they both spend half their money every week when Emma has $12 left, how much will chris have left?

Is the following relation a function? x y 1 4 −1 −2 3 10 5 16 yes no

Which of the following represents the range of the graph of f(x) below

Identify the type of observational study described. a statistical analyst obtains data about ankle injuries by examining a hospital's records from the past 3 years. cross-sectional retrospective prospective