Question on: JAMB Mathematics - 2024
Factorize \(a^2 - b^2 - 4a + 4\)
A
(a + b)(a - b)
B
(a - 2 + b)
C
(a + 1)(a - 2 + b)
D
(a + b) 2
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Correct Option: C
Rewrite the expression:
\(a^2 - 4a + 4 - b^2 = (a - 2)^2 - b^2\)
Apply difference of squares:
\((a - 2 - b)(a - 2 + b)\)
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