BookGeek
BookGeek
23-07-2017
Mathematics
contestada
Factor 4x^2+8x-21 completely
Respuesta :
texaschic101
texaschic101
23-07-2017
4x^2 + 8x - 21 =
(2x - 3)(2x + 7) <==
Answer Link
irspow
irspow
23-07-2017
4x^2+8x-21
4x^2-6x+14x-21
2x(2x-3)+7(2x-3)
(2x+7)(2x-3)
Answer Link
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