Factorize completely; (2x + 2y)(x - y) + (2x - 2y)(x + y)

MATHEMATICS
WAEC 2019

Factorize completely; (2x + 2y)(x - y) + (2x - 2y)(x + y)

  • A. 4(x - y)(x + y)
  • B. (4(x - y)
  • C. 2(x - y)(x + y)
  • D. 2(x - y)

Correct Answer: A. 4(x - y)(x + y)

Explanation

(2x + 2y)(x - y) + (2x - 2y)(x - y)

2(x + y)(x - y) + 2(x - y)(x + y)

4(x - y)(x + y)



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