Contoh Soal 01 Aljabar Bentuk 2 Jabarkan \((2bc + 7xy)^2\) Lihat Jawaban \begin{equation*} \begin{split} (2bc + 7xy)^2& = (2bc)^2 + 2\cdot 2bc \cdot 7xy + (7xy)^2\\\\ (2bc + 7xy)^2& = 2^2b^2c^2 + 2\cdot 2bc \cdot 7xy + 7^2x^2y^2\\\\ (2bc + 7xy)^2& = 4b^2c^2 + 28bcxy + 49x^2y^2 \end{split} \end{equation*} Konsep Dasar (Prev Lesson) (Next Lesson) Contoh Soal 02 Kembali ke Aljabar Bentuk 2