- #1
- 16
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find all roots of x^3 + 3x^2 - 10x + 6
the solution:
identify the easy root of x=1,
find the remaining roots from (x-1)(x^2+4x) using quadratic formula.
The only thing i dont understand here is how to factorize to (x-1)(x^2+4x)... namely the (x^2+4x) part.
the solution:
identify the easy root of x=1,
find the remaining roots from (x-1)(x^2+4x) using quadratic formula.
The only thing i dont understand here is how to factorize to (x-1)(x^2+4x)... namely the (x^2+4x) part.