Asked by kim
Using the Descartes Rule of Sign count the number of sign changes of f(x) and determine the number of positive real zeros.
1. f(x)=x^3+x^2-10x-24
My answer: because the signs don't change the answer would be: "0 sign changes of f(x), which means f(x) has 0 positive real zeros".
1. f(x)=x^3+x^2-10x-24
My answer: because the signs don't change the answer would be: "0 sign changes of f(x), which means f(x) has 0 positive real zeros".
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