Question

$\frac{x - 1}{2} \times (1 + x - 1)$
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Answer 1

Answer:

$\frac{x - 1}{2} \times (1 + x - 1)$

+1&-1 will cancel each other

$\frac{x - 1}{2} \times (x)$

$\frac{ {x}^{2} - x }{2}$

Step-by-step explanation:

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