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O-LevelMathematicsAlgebra and graphs4024/11 · May/June 2013 · Q256 Marks

Factorise fully 10x²y + 15xy².

(a)Factorise fully 10x²y + 15xy².[1]
(b)Factorise 25a² – b².[1]
(c)Simplify ³/(x+1)² - ²/(x+1)[2]
(d)Simplify (3a²/10bc) ÷ (9a/5b²c)[2]

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About this question

Topic: Algebra and graphs, O-Level Mathematics (syllabus 4024). Structured question, 6 marks.
Source: O-Level Mathematics, May/June 2013 Paper 1 Variant 1, question 25.

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