Index laws are rules for manipulating indices. They include
\(x^ax^b=x^{a+b};\text{ }\left(x^a\right)^b=x^{ab}\text{ }\)
\(x^ay^a=\left(xy\right)^a\)
and
\(x^0=1;\text{ }x^{-a}=\frac1{x^a};\text{ and }x^{1/a}=\sqrt[a]x\)
Index laws are rules for manipulating indices. They include
\(x^ax^b=x^{a+b};\text{ }\left(x^a\right)^b=x^{ab}\text{ }\)
\(x^ay^a=\left(xy\right)^a\)
and
\(x^0=1;\text{ }x^{-a}=\frac1{x^a};\text{ and }x^{1/a}=\sqrt[a]x\)