K21
K21
23-06-2018
Mathematics
contestada
if x + 2 is a factor of x^2 +mx + 14 find m
Respuesta :
mkryukova19
mkryukova19
23-06-2018
x² + mx + 14
If (x+2) one of the factors, we can write
14 = 2*7
m
= 2+7=
9
x² +9x + 14 = (x+2)(x+7)
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