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Answer
Il risultato dell’espressione è -46.
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Let’s break it down step by step:
First, simplify inside the parentheses:
Now substituting back, we have:
Calculating the denominator next:
Now let’s handle the expression within the brackets:
-
- Thus,
This gives us:
So, substituting this back into the main expression, we get:
Thus, the final answer is: