What is the exact value of the expression √72 - √8 + √128? Simplify if possible.
1 answer:
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Answer:
n ≥ -1 or n ≤ 3
Combined:
-1 ≤ n ≤ 3
Since the inequalities are ≤, it'll be a closed circle
The closed circle will start AT -1 and another closed circle will end at 3
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so a 57" TV has a 57" diagonal.
Check the picture below.
