What is the range of the function f(x) = sqrt x+3    – 7?   f(x) ≥ –7 f(x) ≥ –3 f(x) ≥ 3 f(x) ≥ 7

Need this asap if anyone can i would be very grateful. if you could show workings that would really

Clara schumann is buying bagels for her coworkers, she buys a dozen bagels priced at $5.49 a dozen. the bakery's cost for making the bagels is $2.25 per dozen. what is the markup rate based on selling price on a dozen bagels?

Spencer has 1/3 pound of nuts he divides them equally into 4 bags what fraction of a pound of nuts is in each bag