Question

Faktor dari 2x²-3x-1 > 0

Answer 1

2x²-3x-1>0

rumus abc

x1 , x2 = [-b ±√(b²-4ac)]/2a
x1 = (3+√17)/4
x2 = (3-√17)/4

uji coba titik , 0< x2 <x1

2(0)²-3(0)-1 = -1
-1<0

hp = {x| (3-√17)/4 <x< (3+√17)/4)}