TMUA 2019 Paper 1 Q11 — Worked Solution

P1·Indices, Logarithms & Exponentials·6.0Official · 2019 · Q11

simultaneous-logssubstitutionsum-of-roots

Find the sum of the real values of

x

that satisfy the simultaneous equations:

lo g_{3} (x y^{2}) = 1, (lo g_{3} x) (lo g_{3} y) = - 3.

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