Answer:
this is how u solve this
Step-by-step explanation:
Answer:
$542
Step-by-step explanation:
we know that
The equation of a exponential decay function is given by

where
y is the value of the lawnmower
x is the time in years
a is the initial value
r is the rate of change
we have

substitute


For x=5 years

Answer:
$0.37 and $0.31
Step-by-step explanation:
Answer:
1/3
Step-by-step explanation:
4 divided by 12 is 1/3