명제와 조건 연습문제 — Sundstrom, Mathematical Reasoning · 2.2절 · 1c번

Sundstrom, Mathematical Reasoning · 2.2절 · 1c번영어 원문

Write the converse and contrapositive of each of the following conditional statements.

If $a \ne b$ , then $a^4 \ne b^4$ .

정답·풀이 보기 (영어 원문)

Converse: If $a^4 \ne b^4$ , then $a \ne b$ . Contrapositive: If $a^4 = b^4$ , then $a = b$ .

한 번 더 — 비슷한 문제Sundstrom, Mathematical Reasoning · 2.2절 · 3b번영어 원문

Write a useful negation of each of the following statements. Do not leave a negation as a prefix of a statement. For example, we would write the negation of “I will play golf and I will mow the lawn” as “I will not play golf or I will not mow the lawn.”

They will lose the first game or they will lose the second game.

다 풀었으면 정답 확인

They will not lose the first game and they will not lose the second game.

이 문제로 이어서 풀기

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