If you answer this I will give you a medal (:
The sales of lawn mowers t years after a particular model is introduced is given by the function y = 5500 ln(9t + 4), where y is the number of mowers sold. How many mowers will be sold 5 years after a model is introduced? Round the answer to the nearest whole number.

Question

If you answer this I will give you a medal (: 
The sales of lawn mowers t years after a particular model is introduced is given by the function y = 5500 ln(9t + 4), where y is the number of mowers sold. How many mowers will be sold 5 years after a model is introduced? Round the answer to the nearest whole number.

whpalmer4 · Answer

$$y=5500\ln{(9t+4)} = 5500\ln{(9(5)+4)} = 5500\ln(49) \approx 21405.011...$$ so 21,405 lawnmowers will be sold 5 years after the model is introduced.

anonymous · Answer

thanks