Which expression is equivalent to (StartFraction a Superscript negative 8 Baseline b Over a Superscript negative 5 Baseline b cubed EndFraction) Superscript negative 3? Assume a not-equals 0, b not-equals 0. a Superscript 9 Baseline b Superscript 6
a Superscript 9 Baseline b Superscript 12
StartFraction 1 Over a cubed b squared EndFraction
StartFraction a Superscript 29 Baseline b Superscript 6 Baseline EndFraction