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2 votes
(x-3).(x+3)-(x+5).(x-1)

2 Answers

1 vote
bất đẳng thức đáng nhớ rồi phá cái bên cạnh ra là dc
(x-3).(x+3)-(x+5).(x-1)-example-1
User Jose Seie
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5.9k points
1 vote
is the dot a multiplication sign? if so the answer is -4x-4 (simplified)
User Ronit Roy
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