go for B by my man you got this
Answer:
1/4
Step-by-step explanation:
i think it is 19 is the whole number 9/40 is the remainder
t=100
p=3000
t 1/2 = 20
Try inserting the numbers in the half-life formula.
r=0
slope=(y2-y1)/(x2-x1)
2=(r+2)/(10-9)=r+2
r=2-2=0