Answers
Answers
(１)√32×√20=4√2×2√5
=8√10
(2)√6×√42=√6×√2×√3×√7
=√6×√6×√7
=6√7
ありがとうございます(´°̥̥̥̥̥̥̥̥ω°̥̥̥̥̥̥̥̥｀)
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ありがとうございます！！