Polynomial Functions

Problem : How many variations are in the function f (x) = x ⁶ -6x ⁴ +2x ² + 2x - 7 ?

Problem : How many positive and negative real roots might the function f (x) = 2x ³ -3x ² - 4x + 1 have?

Problem : What are the possible rational roots of f (x) = x ³ -4x ² + 3x - 6 ? Use Descartes' Rule of Signs and the Rational Root Theorem.

Problem : Find all real roots of x ³ + x ² - 4x - 2 .

Solution for Problem 4 >>

x = { -2, - , 2} .

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Problem : Find all real roots of x ⁴ +5x ³ - 15x + 9 .