If x = 6m2 + 4n2, what is the greatest even number that must be a factor of x? (1)m and n are even. (2)GCF(m, n) = 2

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If <em>x</em> = 6<em>m</em><sup>2</sup> + 4<em>n</em><sup>2</sup>, what is the greatest even number that must be a factor of <em>x</em>? (1)<em>m</em> and <em>n</em> are even. (2)GCF(<em>m, n</em>) = 2