WAEC - Mathematics (1994 - No. 22)

Which of the following is not a factors of 2p\(^2\) - 2?

2

p - 1

p + 1

2p - 2

2p + 1

Explication

2p\(^2\) - 2

2(p\(^2\) - 1)

= 2(p + 1)(p - 1)

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