Math hard me need helpp09

solution

original price = final price+ decrease percent × final price

original price = $90 +80% ×$90

original price = $90+80/100 ×$90

original price= $90+$72

original price= $162

 f(m) = 5(1.07)m

Part A: When the marine biologist concluded her study, the length of the fish was approximately 9.19 cm. What is a reasonable domain to plot the growth function? (4 points)

Part B: What does the y-intercept of the graph of the function f(m) represent? (2 points)

Part C: What is the average rate of change of the function f(m) from m = 1 to m = 9, and what does it represent? (4 points)

Step-by-step explanation: