melalui titik (0, 1) dan (1, 3)
f(x) = b . aˣ
titik (0, 1)
1 = b . a⁰
1 = b . 1
b = 1
titik (1, 3)
3 = b . a¹
3 = 1 . a¹
a = 3
maka :
f(x) = 1 . 3ˣ
f(x) = 3ˣ
Jawaban B
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melalui titik (0, 1) dan (1, 3)
f(x) = b . aˣ
titik (0, 1)
1 = b . a⁰
1 = b . 1
b = 1
titik (1, 3)
3 = b . a¹
3 = 1 . a¹
a = 3
maka :
f(x) = 1 . 3ˣ
f(x) = 3ˣ
Jawaban B