Lill method quartic example (original) (raw)

Lill method quartic example Using Lill's method with gradient or slope, m to find roots of 3x⁴+13x³+19x²+11x+2 by CMG Lee. m=1 ∴x=−1 m=2 ∴x=−2 m=1/3 ∴x=−1/3 3x⁴+13x³+19x²+11x+2 = 0 3 13 19 11 2