SOLUTION: The number of miligrams of a certain substance per liter in samples of drinking water all tested within .05 of 40 miligrams per liter. Write this information as an inequality, usin
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Question 178935: The number of miligrams of a certain substance per liter in samples of drinking water all tested within .05 of 40 miligrams per liter. Write this information as an inequality, using absolute value.
Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!
Find the of the measurements:
Find the of that range:
Find the from the to an :
-----------------
Let be one of the measures in the proper range:
|| <
This describes all the measurements that are within of .
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