WAEC Mathematics 2013 Objective — Question 50
Question 50 of 50 from the West African Examinations Council (WAEC) Mathematics 2013 Objective paper, with the correct answer and a full explanation.
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Factorise completely: 32x²y−48x³y²
- A. 16x²y(2−3xy²)Correct
- B. 8xy(4x−6x²y²)
- C. 8x²y(4−6xy²)
- D. 16xy(2x−3xy²)
Explanation
The highest common factor of 32x²y and 48x³y² is 16x²y. 32x²y−48x³y² = 16x²y(2−3xy).
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