Answer:
6.3 years
Step-by-step explanation:
Given
--- initial value
-- rate
--- function
Required
Find t when
We have:
Substitute: and
Divide both sides by 22400
Take log of both sides
Apply law of logarithm
Solve for t
Answer:
Divide the previous value by 5
Step-by-step explanation:
Answer:
6
Step-by-step explanation:
you kna mean?
Answer:
6300
Step-by-step explanation: