Mathematics · Factorisation
Factorise the following expression: 21x 2 y 3 + 27x 3 y 2
- 13x 2 y 2 (7y + 9x)✓
- 232y 2 (7y + 9x)
- 33x 2 y 2 (y + 9x)
- 4x 2 y 2 (7y + 9x)
Correct answer
3x 2 y 2 (7y + 9x)
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