2012PP-II-01 Posted on 16-06-2021 By app.cch No Comments on 2012PP-II-01 Ans: A$\begin{array}{cl} & x^3(2x+x) \\ = & x^3(3x) \\ = & 3x^4 \end{array}$ Same Topic: 2012PP-I-01 2015-II-02 2022-I-01 2022-II-02 2012PP, HKDSE-MATH, Paper 2 Tags:Laws of Indices