Seudónimo
Seudónimo
27-04-2015
Mathematics
contestada
factorise 4a^2 - 12b
Respuesta :
MrTang
MrTang
27-04-2015
4a^2-12b=
4(a^2-3b)
multiply 4 with the parenthesis, and you can see it will be 4a^2-12b
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