Answer:
it is your answer..... if it is helpful plzz like and comment
Step-by-step explanation:
P(t) = 12,000 (2)^(-t/15)
9,000 = 12,000 (2)^(-t/15)
0.75 = 2^(-t/15)
ln(0.75) = ln(2^(-t/15))
ln(0.75) = (-t/15) ln(2)
-15 ln(0.75) / ln(2) = t
t = 6.23
letss seeee
c.
You cant because a=3
Answer: (2+3) x (4+5) = 45
(2+3) x (4 +5) = 45
5 x 9 = 45
