Jawab:
Penjelasan dengan langkah-langkah:
Titik (3, a)
x = 3
y = a
y = f(x)
f(x) = a
f(x) = 4 + 2x² - x
a = 4 + 2(3)² - 3
a = 4 + 18 - 3
a = 22 - 3 = 19.
Jadi, nilai a adalah 19.
Semoga membantu.
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Verified answer
Jawab:
Penjelasan dengan langkah-langkah:
Titik (3, a)
x = 3
y = a
y = f(x)
f(x) = a
f(x) = 4 + 2x² - x
a = 4 + 2(3)² - 3
a = 4 + 18 - 3
a = 22 - 3 = 19.
Jadi, nilai a adalah 19.
Semoga membantu.