Respuesta :
Answer:
3(4+n)
Step-by-step explanation:
an=a+d(n-1)
an=15+3n-3=12+3n=3(4+n)
Answer:
3(4+n)
Step-by-step explanation:
an=a+d(n-1)
an=15+3n-3=12+3n=3(4+n)
Answer:
3(4+n)
Step-by-step explanation:
an=a+d(n-1)
an=15+3n-3=12+3n=3(4+n)
Answer:
3(4+n)
Step-by-step explanation:
an=a+d(n-1)
an=15+3n-3=12+3n=3(4+n)