Describe the end behavior of the polynomial function by finding
-$$f ( x ) = 4 x ^ { 2 } - 3 x ^ { 3 } + 2 x - 5$$
A) $\infty , -\infty$
B) $-\infty , \infty$
C)$-\infty , -\infty$
D) $\infty , \infty$

Question

Describe the end behavior of the polynomial function by finding 
-$$f ( x ) = 4 x ^ { 2 } - 3 x ^ { 3 } + 2 x - 5$$
A) $\infty , -\infty$ 
B) $-\infty , \infty$ 
C)$-\infty , -\infty$ 
D) $\infty , \infty$

Quizplus · Accepted Answer

The domain and range of a polynomial function are always $(- \infty , \infty)$ because polynomials are defined for all real numbers and can produce all real number outputs.

Describe the End Behavior of the Polynomial Function by Finding f(x)=4x2−3x3+2x−5f ( x ) = 4 x ^ { 2 } - 3 x ^ { 3 } + 2 x - 5f(x)=4x2−3x3+2x−5

Describe the End Behavior of the Polynomial Function by Finding $f ( x ) = 4 x ^ { 2 } - 3 x ^ { 3 } + 2 x - 5$