45 YEARS OF TRUE RAILROAD STORIES: Told by Engineer John Cockrell

45 YEARS OF TRUE RAILROAD STORIES: Told by Engineer John Cockrell

Matematika Sekolah Menengah Pertama 3. Diantara pasangan berurutan di bawah ini, manakah yang merupakan fungsi?
A {(1, a), (2, a), (3, b), (3, c))
B ((1. a), (2. a), (3, b), (4, c)}
C ((2, 1), (2, 3), (3, 4), (5.5))
D ((b. 1), (b, 2), (b, 3), (b, 4)
E ((a, b), (a, c), (b. a), (c,d)}​

3. Diantara pasangan berurutan di bawah ini, manakah yang merupakan fungsi?
A {(1, a), (2, a), (3, b), (3, c))
B ((1. a), (2. a), (3, b), (4, c)}
C ((2, 1), (2, 3), (3, 4), (5.5))
D ((b. 1), (b, 2), (b, 3), (b, 4)
E ((a, b), (a, c), (b. a), (c,d)}​

Jawaban dan penjelasan terlampir

Semoga membantu! :)

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