JadeluvsSuga
JadeluvsSuga
27-03-2018
Mathematics
contestada
factor the expression x^2-x-42
Respuesta :
leeppetter
leeppetter
27-03-2018
Yay! Quadratics!
-42 has two factors that sum up to -1. -7 and 6.
So then it becomes, (x-7)(x+6)
Check it using FOIL.
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