Resposta:
a) 3ax - 7ax = ax . (3 - 7)
b) x³ - x² + x = x . (x² - x + 1)
c) x³y² + x²y² + xy² = xy² . (x² + x + 1)
d) a²b² - ab³ = ab² . (a - b)
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Resposta:
a) 3ax - 7ax = ax . (3 - 7)
b) x³ - x² + x = x . (x² - x + 1)
c) x³y² + x²y² + xy² = xy² . (x² + x + 1)
d) a²b² - ab³ = ab² . (a - b)