Find the condition which must be satisfied by the coefficients of the polynomial f(x)=x^3-px^2+qx-r

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#polynomialsrdsharma
#Findtheconditionwhichmustbesatisfiedbythecoefficientsofthepolynomialfofxisequaltoxcubeminuspxsquareplusqxminusr

Find the condition which must be satisfied by the coefficients of the polynomial f(x)=x^3-px^2+qx-r when the sum of its zeros is zero.