I wasn't sure how to order things, so I decided to write directly on top of your screenshots. Have a look at the three attachments. Two of which are correct. There is one incorrect answer though you're fairly close.
999,999mg < 100 kg true or false
2 answers:
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Answer:
6 -
3² -
7 - =
Step-by-step explanation:
1. 6 -
First, apply the exponent to 2/3. Because it's to the second power, multiply 2/3 by itself.
6 -
Now, subtract.
6 - =
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2. 3² -
First, apply the exponent.
3² = 9
9 -
Now, subtract.
9 -
------------------------------------------
3. 7 -
First, apply the exponent.
=
7 -
Now, subtract.
7 -
hope this helps!