Question

3 A tree is planted when it is 1.2 m tall. Every year its growth is 3/8 of its previous year's height. Find how tall the tree will grow.

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Madelyn

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The initial height of the tree is 1.2 m.
The growth rate is 3/8 or 0.375.
The tree’s height will be 1.2\left(1+0.375\right)^t=1.2\left(1.375\right)^t meters in t years.

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