Answer :
we have the geometric sequence
[tex]a_n=12\cdot(3)^{(n-1)}[/tex]that means
For n=1
an=12
For n=0
an=4
therefore
the function must to be
f(x)=4 (3^x)
because
For x=0 ------> f(x)=4
For x=1 ------> f(x)=12
we have the geometric sequence
[tex]a_n=12\cdot(3)^{(n-1)}[/tex]that means
For n=1
an=12
For n=0
an=4
therefore
the function must to be
f(x)=4 (3^x)
because
For x=0 ------> f(x)=4
For x=1 ------> f(x)=12