Jawaban:
1.((x+5)+(2x-4))((x+5)-(2x-4))=0
(3x+1)(-x+9)=0
x= -1/3
x = 9
2. ((3x+2)+(x-4))(3x+2)-(x-4))=0
(4x-2)(2x+5)=0
x= 1/2
x= -5/2
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Jawaban:
1.((x+5)+(2x-4))((x+5)-(2x-4))=0
(3x+1)(-x+9)=0
x= -1/3
x = 9
2. ((3x+2)+(x-4))(3x+2)-(x-4))=0
(4x-2)(2x+5)=0
x= 1/2
x= -5/2