Mathematics · Mathematics Pedagogy
While teaching mathematics, a teacher arrives at the statement: 'A implies B' (A ⇒ B). This logically means that:
- 1A is a necessary condition for B
- 2B is a necessary condition for A✓
- 3B is a sufficient condition for A
- 4A is both a necessary and sufficient condition for B
Correct answer
B is a necessary condition for A
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