fml2
fml2
16-01-2017
Mathematics
contestada
factor 5b^2 + 8b - 4
Respuesta :
bobduncan063
bobduncan063
17-01-2017
Product=-20
Sum=8
Two factors are -2 and 10
=(5b^2-2b)+(10b-4)
=b(5b-2)+2(5b-2)
=(b+2)(5b-2)
Final answer is (b+2)(5b-2)
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