Penjelasan dengan langkah-langkah:
[tex]40 {}^{0} c \\ reamur = \frac{4}{5} \: celcius \\ \\ = \frac{4}{5}.40 \\ \\ \frac{160}{5} \\ \\ = 32 {}^{0} \: r \\ [/tex]
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[tex]fahrenheit = \frac{9}{5} \: celcius + 32 {}^{0} \\ \\ \\ \frac{9}{5} .40 {}^{(8)} + 32 \\ \\ = 72 {}^{0} + 32 {}^{0} \\ \\ = 104 {}^{0} f[/tex]
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[tex]39.5 {}^{0} c \\ reamur = \frac{4}{5} \: celcius \\ \\ = \frac{4}{5} \: \times \: 39.5 \: \: \times 7.9 \\ \\ = 31.6 {}^{0} r \\ \\ \\ \\ \\ \\ fahrenheit = \frac{9}{5} celcius + 32 \\ \\ \frac{9}{5} \times 39.5 + 32 \\ \\ = 71.1 + 32 \\ = 103.1 {}^{0} f[/tex]
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[tex]40.6 {}^{0} c \\ \\ reamur = \frac{4}{5} \: celcius \\ \\ \\ = \frac{4}{5} \times 40.6 = 8.12 \\ \\ \\ = 32.48 {}^{0} r \\ \\ \\ \\ \\ \\ \\ \\ \\ fahrenheit = \frac{9}{5} \: celcius + 32 \\ \\ = \frac{9}{5} \times 40.6(8.12) + 32 \\ \\ = 73.08 \times 32 \\ \\ = 106.08 {}^{0} f[/tex]
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