CO2 ice core data confirms CO2 measurements taken directly from the atmosphere. Ice cores can help scientists estimate atmospheric CO2 levels from centuries ago.
The answer to your problem is 2
No more than 45 so
<span>|c - 450| less than or equal to 45
</span>
answer
<span>|c − 450| <= 45</span>
If you want a quicker answer on that, use photo math. If you take pictures of all of those individually, youll get your answer. Apologize for not giving an answer to your problem but i figured id let you know because its faster then coming on here and asking.
