El profesor se sorprenderá mucho al ver tu solución correcta😉
5 4 3 2 2*x - 18*x - 16*x - 48*x - 122*x + 174 = 0
x1 = -2.00324797075255
x2 = 0.910265164932451
x3 = 10.0808670613274
x4 = 0.00605787224634768 - 2.17549295638963*I
x5 = 0.00605787224634768 + 2.17549295638963*I
x5 = 0.00605787224634768 + 2.17549295638963*i
suma
-2.00324797075255 + 0.910265164932451 + 10.0808670613274 + 0.00605787224634768 - 2.17549295638963*I + 0.00605787224634768 + 2.17549295638963*I
=
9.00000000000000
producto
-2.00324797075255*0.910265164932451*10.0808670613274*(0.00605787224634768 - 2.17549295638963*I)*(0.00605787224634768 + 2.17549295638963*I)
=
-87.0000000000000
-87.0000000000000
x1 = 0.00605787224634768 - 2.17549295638963*i
x2 = 10.0808670613274
x3 = -2.00324797075255
x4 = 0.00605787224634768 + 2.17549295638963*i
x5 = 0.910265164932451
x5 = 0.910265164932451