FACTORISING
CLASS 9 & 10 · MATHS
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REMEMBER(x + 2)(x + 3)
- Product = c, sum = b
- 2 × 3 = 6 and 2 + 3 = 5
- Check by expanding it back
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CLASS 9 & 10 · MATHSx² + 5x + 6 = ( ? )( ? )
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