Soal permintaan bikinan

P	Q
1	36
3	30
5	25
7	20
9	14

Qdx = a-p                           

36    = a-1p                          

30    = a-3p                          

6      = 2b                              

b      = 6/2 = 3

                     

Qdx = a-p

36 = a-1.(3)

36 = a-3

a  = 36+3

a = 39

Q = 39 -1p

p = 0          Q = 36

Contoh soal permintaan

P	Q
2	30
4	26
6	22
8	20
10	16

Qdx = a-bp                                          

30 = a-2p                                              

26 = a-4p                                             

4   = 2b                                                 

b   = 4/2 = 2                                         

Qdx = a-bp        
30 = a-2.(2)      

30 = a-4
a = 30+4
a = 34
Q= 34-2p
p = 0          Q = 34