# possible numbers of positive and negative real zeros of the function.

**Question description**

Use Descartes's Rule of Signs to determine the possible numbers of positive and negative real zeros of the function.

*g*(*x*) = 3*x*^{3} − 4*x*^{2} − 19

*g*(

*x*) is . Therefore, the number of real zeros of

*g*is .

The number of variations in sign in

*g*(-

*x*) is . Therefore, the number of real zeros of

*g*is .

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