Ответ:
4⁸×4⁵=4⁸×1/4⁵=4³/4=4³=64
а¹²:а⁹=а³/а¹=а³
(y³)⁶=y³×⁶=y¹⁸
(cd)⁵=c⁵×d⁵
(b/5)³=b³/5³=b³/125
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Ответ:
4⁸×4⁵=4⁸×1/4⁵=4³/4=4³=64
а¹²:а⁹=а³/а¹=а³
(y³)⁶=y³×⁶=y¹⁸
(cd)⁵=c⁵×d⁵
(b/5)³=b³/5³=b³/125