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Binomial Expression

Solve: k2 -...

Question

Solve: $k^{2} - 11 k - 102$

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Solution

$k^{2} - 11 k - 102$
$= k^{2} - 17 k + 6 k - 102$
$= k (k - 17) + 6 (k - 17)$
$= (k - 17) (k + 6)$
$∴ k^{2} - 11 k - 102 = (k - 17) (k + 6)$ .

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