C. x – 8 = 0d. x = 5x² – 4Jawab:​

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C. x – 8 = 0d. x = 5x² – 4Jawab:​

Penjelasan dengan langkah-langkah:

c. x – 8 = 0

x = 8 (pindah ruas)

d. x => 5x²- 4

=> 5x² -x -4

=> (5x+4) (x-1) (difaktorkan)

=> X1 = -4/5 atau X2= 1