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Delvig [45]
2 years ago
9

Please help if u know

Mathematics
1 answer:
Fynjy0 [20]2 years ago
7 0

Answer:

On the second step when he multiplied distributed (x+1) (x+2) he forgot to multiply x*1 and x*2 (check red arrows in attachment below)

Step-by-step explanation:

i hope that helps please lmk if you need for help

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