Last week jean did two sit ups on monday and three sit ups on wednesday. this week, jean did three times as many as last week. how many sit ups did jean do this week?

What are the domain and range of the function below? a) domain: (-4,0) range: [-2,infinity) b) domain: (-3,0) range: [-2,infinity) c) domain: (-infinity, infinity) range: [-2, infinity) d) domain: [-2,infinity) range: (-infinity, infinity)