Answer:
3x3x3
Step-by-step explanation:
Using an exponential function, it is found that Mary's initial investment was of $3,030.
<h3>What is an exponential function?</h3>
An exponential function is modeled by:
.
In which:
Her investment model, in thousands of dollars, is:

Then a = 3.03, since we measure the amount in thousands of dollars, Mary's initial investment was of $3,030.
More can be learned about exponential functions at brainly.com/question/25537936
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The answer is log(b^13 y^7 X^6).Hope this helps!!
Answer:
n=-1/4
Step-by-step explanation:
B. It is not true. The point at x=0 is not part of a solution for the piece wise function.