2025 SMBSS P1 Q1

2025 SMBSS P1 Q1

Secondary 4
3 marks

Express \(\dfrac{5\sqrt7+2}{3+\sqrt7}\) in the form of \(p+q\sqrt7\), where \(p\) and \(q\) are rational numbers.[3]

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Answer:\(-\dfrac{29}2+\dfrac{13}2\sqrt7\)

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