TMUA 2016 Paper 1 Q11 — Worked Solution

P1·Indices, Logarithms & Exponentials·6.5Official · 2016 · Q11

hidden-quadraticexponential-equationlogarithm-differencechange-of-base

The real roots of the equation

4^{2 x} + 12 = 2^{2 x + 3}

are

p

and

q

, where

p > q

. The value of

p - q

can be expressed as

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