Prime factors and a related quadratic
Prime factors and a related quadratic
Secondary 2
8 marks
TGM Original Questions
Optional extension
- Factorise \(12p^2-17p-5\).[3]
- Hence
- express \(325\) as a product of prime factors using a suitable value of \(p\), and[2]
- factorise \(5+17q^2-12q^4\) completely.[3]
Solution:
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Answer:(a) \((3p-5)(4p+1)\) (b)(i) \(5^2\times13\) (ii) \((5-3q^2)(4q^2+1)\).
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