Sebuah fungsi dinotasikan dengan f: x ➱ 2x + 2 dengan x € A dan A = (1, 2, 3, 4, 5, 6). Tentukan R!
ket : kak tolong bikinkan beserta jalannya ya
ket : kak tolong bikinkan beserta jalannya ya
Jawaban:
f(x) = 2x + 2
domain a ={ 1, 2, 3, 4, 5,6}
-f(1) = 2(1) +2
f(1) = 2+2
f(1) = 4
- f(2) = 2(2) + 2
f(2) = 4+2
f(2) = 6
- f(3) = 2(3) + 2
f(3) = 6+2
f(3) = 8
- f(4) = 2(4) + 2
f(4) = 8 + 2
f(4) = 10
- f(5) = 2(5) + 2
f(5) = 10 + 2
f(5) = 12
- f(6) = 2(6) + 2
f(6) = 12+2
f(6) = 14
jadi R={4, 6, 8, 10, 12, 14}
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