SOLUTION: Suppose an investment of $25,000 doubles in value every 7 years. How much is the investment worth after 10 years? After 25 years?

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Question 385729: Suppose an investment of $25,000 doubles in value every 7 years. How much is the investment worth after 10 years? After 25 years?
Answer by robertb(5830) About Me  (Show Source):
You can put this solution on YOUR website!
The equation is y+=+25000%2A2%5E%28t%2F7%29. Thus at t = 10,
y+=+25000%2A2%5E%2810%2F7%29+=+67295.01. And at t = 25, y+=+25000%2A2%5E%2825%2F7%29+=+297198.86.