Determine the solution to x4−5x2+4>0x^4 - 5x^2 + 4 > 0x4−5x2+4>0.
x<−2x < -2x<−2 or −1<x<1-1 < x < 1−1<x<1 or x>2x > 2x>2
−2<x<−1-2 < x < -1−2<x<−1 or 1<x<21 < x < 21<x<2
x>4x > 4x>4 or x<1x < 1x<1
−1<x<1-1 < x < 1−1<x<1