Hello I hope this helps. I'm pretty sure this is the answer.
Part A: C
Part B: A
Answer:
Five times the difference of n and four plus seven
Step-by-step explanation:
Five times the difference of n and four plus seven
The surface area is 412.5 square feet add everything into the equation to get
10825.65 pounds
Answer:
Step-by-step explanation:
18: 1, 2, 3, 6, 9, 18
66:, 1,2,3,6,11,22,33,66
the GCF is 6
Use given half-life for C-14 of 5,730 years.
The exponential decay function:

plug in half life, solve for 'e^(-k)'

Sub into original decay function, plug in 0.51 for 'y' and solve for 't'