Answer:
i think it is D
Step-by-step explanation:
i hope this helped!
p.s it would be cool if you gave me brainliest.
Answer:
1/3
Step-by-step explanation:
A half-life of the isotope is 15 days and at start its mass is 32 g.
A table:
t: m:
0 32 g
15 16 g
30 8 g
45 4 g
60 2 g
75 1 g
In the first column is used an arithmetic sequence ( a 1 = 0, d = 15 ).
In the second column is used a geometric sequence ( a 1 = 32, r = 1/2 )
Answer:
x ≤ 27/5
Step-by-step explanation:
I believe the answer is C
