Question

A binomial expansion of a binomial raised to the 5th power would have how many terms?

Answer 1

The final answer :
(
a
+
b
)
5
=
a
5
+
5
.
a
4
.
b
+
10
.
a
3
.
b
2
+
10
.
a
2
.
b
3
+
5
.
a
1
.
b
4
+
b
5