The function \(f\) gives the estimated height, in feet, of a poplar t…

The function

f

gives the estimated height, in feet, of a poplar tree

x

years after its height was first measured. Which statement is the best interpretation of

9

in this context?

The tree will be measured each year for

9

years.

The tree is estimated to grow to a maximum height of

9

feet.

The estimated height of the tree increased by

9

feet each year.

The estimated height of the tree was

9

feet when it was first measured.

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