Question

In simplified exponential notation, the expression a 2 • a -3 • a =
1/a
0
1

Answer 1

`a^0=1`

Explanation:

`a^2\cdota^(-3)\cdota=a^(2+(-3)+1)=a^0=1\ for\ a\\eq0`

Used:

`a^n\cdot a^m=a^(n+m)`