Seudónimo
Seudónimo
08-06-2017
Mathematics
contestada
Factorise: 4x^2 – 9y^2
Respuesta :
taylorbaker13
taylorbaker13
08-06-2017
4x^2-9y^2
= (2x)^2 - (3y)^2
=[(2x + 3y)(2x - 3y)]
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