In the expression (x2 + 3), the base is

The base in the given term is 'x'

Step-by-step explanation:

The given expression is :

The base is 'x' in the above given term,

The exponent form can be shown as :

Here, the number or power 2 is called the exponent and the 'x' is the base. The exponent corresponds to the number of times the base is used as a factor.