Asked by kim
Using the Descartes Rule of Sign count the number of sign changes of f(-x) and determine the number of negative real zeros.
1. f(x)=x^3+x^2-10x-24
My answer: A few signs due change but not enough to say they changed." 0 sign changes of f(-x), which means f(x) has 0 negative real zeros.
1. f(x)=x^3+x^2-10x-24
My answer: A few signs due change but not enough to say they changed." 0 sign changes of f(-x), which means f(x) has 0 negative real zeros.
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