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

Sundstrom, Mathematical Reasoning · 2.2절 · 1d번영어 원문

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

If $a$ is an odd integer, then $3a$ is an odd integer.

정답·풀이 보기 (영어 원문)

Converse: If $3a$ is an odd integer, then $a$ is an odd integer. Contrapositive: If $3a$ is an even integer, then $a$ is an even integer.

한 번 더 — 비슷한 문제Sundstrom, Mathematical Reasoning · 2.2절 · 1a번영어 원문

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

If $a = 5$ , then $a^2 = 25$ .

다 풀었으면 정답 확인

Converse: If $a^2 = 25$ , then $a = 5$ . Contrapositive: If $a^2 \ne 25$ , then $a \ne 5$ .

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