i) 2 a ∗ 2 b ∗ 2 c We know that x a ∗ x b = x a + b Therefore, 2 a ∗ 2 b ∗ 2 c = 2 a + b + c ii) 2 a + b ∗ 2 a − b = 2 ( a + b + a − b ) = 2 2 a
DiketahuiBolu gulung perlu 5 4/8 kg tepung teriguBolu kukus perlu 6 3/4 kgDitanyaJumlah tepung yang disiapkanDijawab[tex] = 5 \frac{4}{8} + 6 \frac{3}{4} \\ \\ = \frac{44}{8} + \frac{27}{4} \\ \\ = \frac{44}{8} + \frac{54}{8} \\ \\ = \frac{98}{8} = 12 \frac{2}{8} [/tex]KesimpulanMaka jawabannya 12 2/8.