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2025 IGCSE 0580 February/March P42 Q18
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2025 IGCSE 0580 February/March P42 Q18
5 marks
Factorise.
\(18a^2-98\)
[2]
Expand and simplify.
\((x+4)(2x-1)(x-2)\)
[3]
Solution:
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Answer:
(a) \(2(3a-7)(3a+7)\). (b) \(2x^3+3x^2-18x+8\).
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