BECE Mathematics 2024 Objective — Question 66
Question 66 of 120 from the Basic Education Certificate Examination (Junior WAEC) (BECE) Mathematics 2024 Objective paper, with the correct answer and a full explanation.
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Factorise 25x² - y².
- A. 5(x + y)(2x + y)
- B. 2(5x + y)(x - y)
- C. (3x + y)(5x - y)
- D. (5x - y)(5x + y)Correct
- E. (x + y)(x - y)
Explanation
Difference of two squares: (5x)² - y² = (5x - y)(5x + y).
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