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Verified answer
Materi : Fungsi KuadratPembahasan :
s(t) = 100t - 5t²
500 = 100t - 5t
5t² - 100t + 500 = 0
t² - 20t + 100 = 0
(t - 10)² = 0
t - 10 = 0
t = 10