Question
Factorise:
18x2 + 3x - 10
18x2 + 3x - 10
✓
Answer
18x2 + 3x - 10
= 18x2 - 12x + 15x - 10
= 6x(3x - 2) + 5(3x - 2)
= (6x + 5)(3x - 2)
= 18x2 - 12x + 15x - 10
= 6x(3x - 2) + 5(3x - 2)
= (6x + 5)(3x - 2)
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