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hasil dari 2010² - 2009² adalah...
hasil dari 2010² - 2009² adalah...
❐ Aljabar
_____________________________
a² - b²
= (a + b)(a - b)
= (2010 + 2009)(2010 - 2009)
= 4019(1)
= 4019
[answer.2.content]_____________________________
a² - b²
= (a + b)(a - b)
= (2010 + 2009)(2010 - 2009)
= 4019(1)
= 4019
[answer.2.content]