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Hugo Aviskha
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Putra Gema Nusa
Rockstar Teacher •GURU SMA
# subtitusikan X= 500 ke u(x) U(X) = -X? 7 100x – 2000 U(500) = -(500)? + 600 (500) –2000 = - 250000 + 500000 - 2000 = 248000 0 Blaya x potong manisan modal = (2000 + 500x + x²) rupiah Harga jual x potong Manisan pling HJ = 1500.X Ditanya : Untung Maks = Jawab: Untung = Harga Jual - modal U(X) = 1500 x - (2000 +500X +x2) u(x) = 1900X – 2000 – 500X – x2 u(x) -X? + 1000 X - 2000 s nilai maks f'(x) = O U'VI = - 2x + 1000 0 = -2x + 1000 2x = 1000 D X = 400 : Untung maksimum Rp 248.000.00 n - Oo Pahamify
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