laurensal01
laurensal01
21-05-2018
Mathematics
contestada
Does anyone know how to do number 8?
Respuesta :
chi3fcomm5nd
chi3fcomm5nd
21-05-2018
[tex] \frac{a - 1}{7 - 7a} = \frac{a - 1}{7(1 - a)} = \frac{ - (1 - a)}{7(1 - a)} = \frac{ - 1}{7} [/tex]
for all a except a=1
which is choice 3
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