Seudónimo
Seudónimo
01-06-2015
Mathematics
contestada
16x^2-25y^2 is equivalent to
Respuesta :
Panoyin
Panoyin
01-06-2015
16x² - 25y²
16x² + 20xy - 20xy - 25y²
4x(4x) + 4x(5y) - 5y(4x) - 5y(5y)
4x(4x + 5y) - 5y(4x + 5y)
(4x - 5y)(4x + 5y)
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