36x4 - 13x2 + 1 = 0
(9x2 - 1)(4x2 - 1) = 0
x2 = 1/9 or x2 = 1/4
x = ±1/3 or ±1/2
Termeria W.
asked 02/24/2036x4-13x2+1=0
36x4 - 13x2 + 1 = 0
(9x2 - 1)(4x2 - 1) = 0
x2 = 1/9 or x2 = 1/4
x = ±1/3 or ±1/2
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