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Find the zeros of a function, algebraically
Please help find the zeros of the function, algebraically. The functions is f(x) = 4x^3 + 8x + 3
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Marlene L.
Well, you could use the Rational Roots Theorem, Descartes' Rule of Signs, a graphics calculator for checking the results, and Synthetic Division. According to Descartes' Rule of Signs, there are NO POSITIVE Rational Roots and one NEGATIVE Root. The one zero is approximately - 0.353.01/27/22