Mathematics
Junior High
Solved
（1）と（2）を教えてください🙇♀️🙇♀️
21大小2個にさいころを同時に投げて、出た目
をそれぞれ a, b とします。a, b が次の関係を満た
す確率を求めなさい。
(1) a> 2b
(2) a+2b=9
Answers
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Answers
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