junnuvizag
junnuvizag
20-04-2015
Mathematics
contestada
factorise. a(b^2-c^2)+b(c^2-a^2)+c(a^2-b^2)
Respuesta :
Panoyin
Panoyin
21-04-2015
a(b² - c²) + b(c² - a²) + c(a² - b²)
a(b²) - a(c²) + b(c²) - b(a²) + c(a²) - c(b²)
ab² - ac² + bc² - ab² + ac² - bc²
ab² - ab² - ac² + ac² + bc² - bc²
0 - 0 + 0
0 + 0
0
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