alizaswann
alizaswann
27-10-2019
Mathematics
contestada
what is
7-3{(n³+8n)÷(-n)+9n²}
Respuesta :
samly23
samly23
27-10-2019
Answer:
12n2+31
Step-by-step explanation:
7−
3(n3+8n)
−n
+9n2
=
−12n3−31n
−n
=12n2+31
=12n2+31
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