9.6 is the answer to the question
As time goes up, the number goes down
therefor we have an exponential function
we take 2 points (0, 25,000) and (1, 23,750) and use our trusty TI and find the equation
equatin is y=25000(0.95^x) or
f(x)=25000(0.95^x)
Answer:
Sandra bought 5 erasers,
Step-by-step explanation:
The third equation will help Johnny
Step-by-step explanation:
The value of f(2) is -5.