2024 RVHS H1 Q2
2024 RVHS H1 Q2
5 marks
By using a suitable substitution, find the set of values of \(k\) for which the equation \(x^6 + kx^3 = 2x^3 - 4\) has \(2\) distinct real roots.[5]
Solution:
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Answer:\(k<-2\) or \(k>6\).
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