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tmua.fyi Mock Paper 1 (2) · Q12

Paper 1Algebra

The cubic f(x)=x3+ax2+bx−6f(x)=x^3+ax^2+bx-6 has both (x−1)(x-1) and (x−2)(x-2) as factors. What is its third root?

A−3-3
B66
C11
D−6-6
E33

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