Jawaban:
[tex]1. \: {7}^{3} = 7 \times 7 \times 7 \\ = 343 \: (a) \\ 2. \: k \: = \frac{j}{w} \\ j = 60 \: km \\ w = 1 \: jam \: 30 \: menit = \frac{3}{2} \: jam \\ k = 60 \div \frac{3}{2} \\ = 60 \times \frac{2}{3} = 40 \: km \: per \: jam \: (a)[/tex]
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Jawaban:
[tex]1. \: {7}^{3} = 7 \times 7 \times 7 \\ = 343 \: (a) \\ 2. \: k \: = \frac{j}{w} \\ j = 60 \: km \\ w = 1 \: jam \: 30 \: menit = \frac{3}{2} \: jam \\ k = 60 \div \frac{3}{2} \\ = 60 \times \frac{2}{3} = 40 \: km \: per \: jam \: (a)[/tex]