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[" XAMPLE "12" If "alpha" and "beta" are...

[" XAMPLE "12" If "alpha" and "beta" are the zeros of the quadratic polynomial "f(x)=ax^(2)+bx+c," then "],[" valuate: "],[[" (i) "alpha," 84"," (ii) "(alpha^(2))/(-1)+(beta^(2))/(1)," (i) "]]

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