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=(x-3) (x-5)=0
x1 = 3 x2= 5
silahkan substitusikan sisanya
(x-3)(x-5)
x1=3 x2=5
(x1/x2+1) + (x2/x1+1)
(3/5+1) +(5/3+1)
8/5 + 8/3 = 64/15 gitu?