
集合と論証②

Quiz
•
Mathematics
•
9th Grade
•
Medium
友章 下山
Used 2+ times
FREE Resource
24 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
命題とは何ですか?
正しいか正しくないかがはっきり定まる文や式
正しかったり正しくなかったり、状況による文や式
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下の①~③のうち、命題はどれ?
① 3は奇数である
② 円は図形ではない
③ 野球は一番よいスポーツだ
①のみ
①、②
①、②、③
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ある命題が正しいことを、数学では何という?
真
〇
正
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ある命題が正しくないことを、数学では何という?
偽
誤
×
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
反例
範例
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
反例がない命題の真偽は?
真
偽
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