Powers is another way to write a product.
Power with integer exponent is
Here a is a real number, and m is an integer.
is called a power with integer exponent.
The number a called the base
The number m is called the exponent
We say "a to the m-th power".
It is important that
The power with integer exponent am is equal to the product of a multiplied by itself m times:
Powers with integer exponents can be defined as:
Here a is a real number, a ≠ 0, and m is an integer.
Examples of powers with integer exponents.
Examples. The exponent is equal to 0.
Examples of powers with negative exponents.