Question

What kind of sequence is this?

16, 25, 36, 49,

Answer 1

Use the formula
a
n
=
a
n
2
+
b
n
+
c
a
n
=
a
n
2
+
b
n
+
c
to identify the quadratic sequence.
a
n
=
n
2
+
6
n
+
9
a
n
=
n
2
+
6
n
+
9
Tap to view steps...