B .. i took the quiz / worksheet already .
Answer:
X= -3
Y= 19
Step-by-step explanation:
Answer:
462 ways
Step-by-step explanation:
One book never selected means 12 - 1 = 11.
So to find the number of ways, 11C5 which equals to: 11!/(5!(11-5)!) = 462
Answer: B - 28.26 ft^2
Step-by-step explanation:
Formula is pi x r^2
3.14158 x 3^2 = 28.26
Answer:
-310.777777778
Step-by-step explanation: