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Set 3

Soal 20

20

Nomor 20

Jika x1x_1 dan x2x_2 memenuhi persamaan (2logx1)1logx10=log10(2 \log x - 1) \cdot \frac{1}{\log_x 10} = \log 10, maka x1x2=....x_1x_2 = ....