a. tinggal masukkin x nya -1
jadi.
-1 kuadrat -8.(-1)+ a = 18
1+8+ a = 18
a= 9
b. 3.1-a / 4.1 kuadrat - 2akar1 = 4
3-a/2 = 4
3-a = 8
a = -5
c. kali silang dengan x diganti a
6x - 18 = 32 -4x
10a = 50
a = 5
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a. tinggal masukkin x nya -1
jadi.
-1 kuadrat -8.(-1)+ a = 18
1+8+ a = 18
a= 9
b. 3.1-a / 4.1 kuadrat - 2akar1 = 4
3-a/2 = 4
3-a = 8
a = -5
c. kali silang dengan x diganti a
6x - 18 = 32 -4x
10a = 50
a = 5