Factorize a 2 x - b 2 y - b 2 x + a 2
MATHEMATICS
JAMB 1994
Factorize a2x - b2y - b2x + a2y
- A. (a - b)(x + y)
- B. (y - x)(a - b)(a + b)
- C. (x - y)(a - b)(a + b)
- D. (x + y)(a - b)(a + b)
Correct Answer: D. (x + y)(a - b)(a + b)
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