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Verified answer
Materi : FungsiTingkat : VIII SMP
Titik (2, a) --> x = 2, y = a
Ingat : y = f (x)
f (x) = x² - 2x + 2
y = x² - 2x + 2
a = (2)² - 2 (2) + 2
a = 4 - 2 + 2
a = 4 - 0
a = 4
Jadi, nilai a nya adalah 4