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4 votes
Which of the following is equal to the rational expression when x+1 or-1?

5(x-1)
(x + 1)(x - 1)
5
A.
X-1
5
O B.
X+ 1
C.
5(x-1)
x + 1
D.
5
(x - 1)(x + 1)

1 Answer

5 votes
the answer would be (x - 1)(x + 1)
User Krzysztof Majewski
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