చదువుకు సంబందించిన చిన్న పాట.
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Explanation:
7(p + 2)² - 8(p + 2) = 0
=> 7( p² + 4 + 4p) - 8(p + 2) = 0
=> 7p² + 28 + 28p - 8p - 16 = 0
=> 7p² - 20p + 12 = 0
=> 7p² - 14p - 6p + 12 = 0
=> 7p(p - 2) - 6(p - 2) = 0
=> (p - 2)(7p - 6) = 0
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