Hey there!
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ANSWER: 
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EXPLANATION:</h2>

To write as power, you will see how many times you multiply the number 10.

Since it was multiplied 7 times, you would write it like this.

Hope this helps!

Check your other post. I answered there!
How many holidays you can get in the year
How much money you lose if you do not come for a day
honestly I have no idea what the answer is but I need so more points so I decided to do the question