Question

2
$x + 2 \times 1 + 3 + x$
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Answer 1

Answer:

x²+6x+8

Step-by-step explanation:

(x + 2)(1+3+x)

(x+2)(4+x)

x(4+x)+2(4+x)

4x+x²+8+2x

x²+6x+8

Answer 2

Answer:

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