2. K
1 2 3 4 5 6 7 8 L
I1 I2 I3 I4
36
unit
28
unit
12
unit
5
unit
8
7
6
5
4
3
2
1
0
3. 2. Diket : Fungsi Produksi P = 1125 - 75P
Produk Q = 15
Jawab :
AR, TR, dan MR
Jika Q = 0, maka nilai AR = P, 1125 - (75 x 0) = 1125
dan nilai TR, 1125 x 0 = 0
Jika Q = 1 unit, maka nilai AR = P, 1125 - (75 x 1) = 1050
dan nilai TR, 1050 x 1 = 1050
Maka MR = ∆TR : ∆Q
= (1050 - 0) : (1 - 0) = 1050 : 1 = 1050
Jika Q = 2 unit, maka nilai AR = P, 1125 - (75 x 2) = 975
dan nilai TR, 975 x 2 = 1950
Maka MR = ∆TR : ∆Q
= (1950 - 1050) : (2 - 1) = 900 : 1 = 900
Jika Q = 3 unit, maka nilai AR = P, 1125 - (75 x 3) = 900
dan nilai TR, 900 x 3 = 2700
Maka MR = ∆TR : ∆Q
= (2700 - 1950) : (3 - 2) = 750 : 1 = 750
Jika Q = 4 unit, maka nilai AR = P, 1125 - (75 x 4) = 825
dan nilai TR, 825 x 4 = 3300
Maka MR = ∆TR : ∆Q
= (3300 - 2700) : (4 - 3) = 600 : 1 = 600
Jika Q = 5 unit, maka nilai AR = P, 1125 - (75 x 5) = 750
dan nilai TR, 750 x 5 = 3750
Maka MR = ∆TR : ∆Q
= (3750 - 3300) : (5 - 4) = 450 : 1 = 450
Jika Q = 6 unit, maka nilai AR = P, 1125 - (75 x 6) = 675
dan nilai TR, 675 x 6 = 4050
Maka MR = ∆TR : ∆Q
= (4050 - 3750) : (6 - 5) = 300 : 1 = 300
Jika Q = 7 unit, maka nilai AR = P, 1125 - (75 x 7) = 600
dan nilai TR, 600 x 7 = 4200
Maka MR = ∆TR : ∆Q
= (4200 - 4050) : (7 - 6) = 150 : 1 = 150
4. Jika Q = 8 unit, maka nilai AR = P, 1125 - (75 x 8) = 525
dan nilai TR, 525 x 8 = 4200
Maka MR = ∆TR : ∆Q
= (4200 - 4200) : (8 - 7) = 0 : 1 = 0
Jika Q = 9 unit, maka nilai AR = P, 1125 - (75 x 9) = 450
dan nilai TR, 450 x 9 = 4050
Maka MR = ∆TR : ∆Q
= (4050 - 4200) : (9 - 8) = -150 : 1 = -150
Jika Q = 10 unit, maka nilai AR = P, 1125 - (75 x 10) = 375
dan nilai TR, 375 x 10 = 3750
Maka MR = ∆TR : ∆Q
= (3750 - 4050) : (10 - 9) = -300 : 1 = -300
Jika Q = 11 unit, maka nilai AR = P, 1125 - (75 x 11) = 300
dan nilai TR, 300 x 11 = 3300
Maka MR = ∆TR : ∆Q
= (3300 - 3750) : (11 - 10) = -450 : 1 = -450
Jika Q = 12 unit, maka nilai AR = P, 1125 - (75 x 12) = 225
dan nilai TR, 225 x 12 = 2700
Maka MR = ∆TR : ∆Q
= (2700 - 3300) : (12 - 11) = -600 : 1 = -600
Jika Q = 13 unit, maka nilai AR = P, 1125 - (75 x 13) = 150
dan nilai TR, 150 x 13 = 1950
Maka MR = ∆TR : ∆Q
= (1950 - 2700) : (13 - 12) = -750 : 1 = -750
Jika Q = 14 unit, maka nilai AR = P, 1125 - (75 x 14) = 75
dan nilai TR, 75 x 14 = 1050
Maka MR = ∆TR : ∆Q
= (1050 - 1950) : (14 - 13) = -900 : 1 = -900
Jika Q = 15 unit, maka nilai AR = P, 1125 - (75 x 15) = 0
dan nilai TR, 0 x 15 = 0
Maka MR = ∆TR : ∆Q
= (0 - 1050) : (15 - 14) = -1050 : 1 = -1050