Solve: x2−2∣x∣−8<0x^2 - 2|x| - 8 < 0x2−2∣x∣−8<0.
−4<x<4-4 < x < 4−4<x<4
−2<x<2-2 < x < 2−2<x<2
−4<x<−2-4 < x < -2−4<x<−2 or 2<x<42 < x < 42<x<4
x<−4x < -4x<−4 or x>4x > 4x>4