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Solution
Calculate or simplify the expression
.
Simplify the expression by following steps:
Simplify the expression by following steps:
- step0: Solution:
- step1: Expand the expression:
- step2: Subtract the terms:
The simplified form of the expressionis .
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Bonus Knowledge
To simplify the expression
, we first distribute the 3 across the terms inside the parentheses:
Next, we combine like terms. The like terms here are
and
:
So, we can rewrite the expression as:
Thus, the simplified expression is: