Question
Solve:
$144 a^2-289 b^2 $
$144 a^2-289 b^2 $
✓
Answer
$144 a^2-289 b^2 $
$= (12 a)^2-(17 b)^2 $
$= (12a - 17b)(12a + 17b)$
$= (12 a)^2-(17 b)^2 $
$= (12a - 17b)(12a + 17b)$
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