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Matematika
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Pertanyaan
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1 Jawaban
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1. Jawaban IntanAzhria
f(x) = x² + b
f(6) = 6² + b
40 = 36 + b
4 = b
-> f(x) = x² + 4
a) f(2) = 2² + 4
= 4 + 4 = 8
b) f(-5) = (-5)² + 4
= 25 + 4 = 29