Jawab:
B
Penjelasan dengan langkah-langkah:
x(2x + 1500/x - 40)
2x^2 - 40x + 1500
4x - 40 (turunan)
4x - 40 = 0
4x = 40
x = 10
2(10) + 1500/10 - 40 = 20 + 150 - 40 = 130 ribu per hari
130.000 x 10 = Rp 1.300.000
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Verified answer
Jawab:
B
Penjelasan dengan langkah-langkah:
x(2x + 1500/x - 40)
2x^2 - 40x + 1500
4x - 40 (turunan)
4x - 40 = 0
4x = 40
x = 10
2(10) + 1500/10 - 40 = 20 + 150 - 40 = 130 ribu per hari
130.000 x 10 = Rp 1.300.000