Rozwiąż równanie:
2x⁷ - x⁴ - x = 0
2x⁷-x⁴-x=0 x⁷ -x+ x⁷ -x⁴=0 x⁴(x³ - 1)+x(x^6 -1) = 0 x*x³*(x³ - 1)+x(x³ -1)(x³+ 1) = 0 x(x³ - 1)[x³+x³+ 1)= 0 x(x³ - 1)[2x³+ 1)= 0 x=0 lub x=1 lub x= ³V-1/2
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2x⁷-x⁴-x=0 x⁷ -x+ x⁷ -x⁴=0 x⁴(x³ - 1)+x(x^6 -1) = 0 x*x³*(x³ - 1)+x(x³ -1)(x³+ 1) = 0 x(x³ - 1)[x³+x³+ 1)= 0 x(x³ - 1)[2x³+ 1)= 0 x=0 lub x=1 lub x= ³V-1/2