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Nabla Tuition TMUA Paper 1 · Q19

Paper 1Number & countingAlgebra

The equation

x3−3x=kx^3-3x=k

has three distinct real solutions p<q<rp<q<r. For how many integer values of kk do all three solutions lie in the interval (−2,2)(-2,2)?

A11
B22
C33
D44
E55

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