Answer:
175 per day
Step-by-step explanation:
Answer:
10.98 days is 10.98/3.66 = 3 half life periods and half of the mass is lost at each half life. You can do this in your head. I have!!
Step-by-step explanation:
Answer:
66
Step-by-step explanation:
multiply everything together
Answer:
(x-12) (x+7)
Step-by-step explanation: