Question

12k square - 1 upon 3x square

Answer 1

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Answer 2

Hi friend
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Your answer
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$12k {}^{2} - \frac{1}{3} x {}^{2} \\ \\ = > \frac{1}{3} (4k {}^{2} - x {}^{2} ) \\ \\ = > \frac{1}{3} {(2k) {}^{2} - (x) {}^{2} } \\ \\ = > \frac{1}{3} (2k - x)(2k + x)$
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