Materi Persamaan Kuadrat 4p^2 - 8p - 5 = 0
Matematika
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Pertanyaan
Materi Persamaan Kuadrat 4p^2 - 8p - 5 = 0
2 Jawaban
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1. Jawaban DikyRes
4p^2 - 8p - 5 = 0
(4p^2 - 10p) + (2p - 5) = 0
2p (2p - 5) + 1 (2p - 5) = 0
(2p+1)(2p-5) = 0
2p + 1 = 0
2p = -1
p = -1/2 = -0,5
2p - 5 = 0
2p = 5
p = 5/2 = 2,5 -
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