If \(a = 2\) and \(b = - 3\), evaluate \(a^2 b - a b ^ 2\)

\(\displaystyle{-30}\) | |

\(\displaystyle{-24}\) | |

\(\displaystyle{0}\) | |

\(\displaystyle{6}\) | |

\(\displaystyle{-48}\) |

After watching the video, try this problem to practice more.

If \(a = 1\) and \(b = -5\), evaluate \[( a - b )^2 - ( a + b )^2\]

\(\displaystyle{4}\) | |

\(\displaystyle{0}\) | |

\(\displaystyle{20}\) | |

\(\displaystyle{52}\) | |

\(\displaystyle{-20}\) |