identify-the-possible-number-of-positive-and-negative-real-zeros-of-the-followin-2

Question

Identify the possible number of positive and negative real zeros of the following function by using the Descartes's Rule of Signs:

f(x) = 6x⁴ - x³ - 4x² - 2x + 9

Accepted Answer

2 or 0 positive real zeros, 2 or 0 negative real zeros

Answer

2 or 0 positive real zeros, no negative real zeros

Answer

no positive real zeros, 2 or 0 negative real zeros

Answer

1 positive real zero, no negative real zeros

Identify the possible number of positive and negative real zeros of the following function by using the Descartes's Rule of Signs:f(x) = 6x4 - x3 - 4x2 - 2x + 9