Answer:

Step-by-step explanation:





The answer is n^4. This is calculated by just subtracting the exponents. Hope this was what you were asking.
The pen is
centimeters long when scale is
inches long and pen is
shorter then the scale.
How to find the how much long is the pen ?
Scale is
long and
We know that

And pen is
shorten then the scale
So the length of the pen is


Learn more about the length of the pen here :
brainly.com/question/28048541
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