QUEZ✔
5. Suatu fungsi didefinisikan dengan rumus f(x) = 3x + 7. Tentukan: a. nilai f(4) b. nilai a jika f(a) = 25 Jawab:
NO COPAS✔
NO GOOGLE✔
QUIZ❌
Penjelasan dengan langkah-langkah:
f(x) = 3x + 7
a.) f(4) = 3(4) + 7
f(4) = 12 + 7
f(4) = 19✔
b.) f(x) = 3x + 7
f(a) = 3a + 7 = 25
3a = 25 – 7
3a = 18
a = 18/3
a = 6✔
==============================