Problems
Describe the end behavior of the following polynomial functions.
\(\textbf{1)}\) \( f(x)=x^4+2x^3-4x+2 \)
As \( x\rightarrow \infty, \quad f(x)\rightarrow \infty \)
As \( x\rightarrow -\infty, \quad f(x)\rightarrow \infty \)
\(\textbf{2)}\) \( f(x)=6x^3+x^2-12 \)
As \( x\rightarrow \infty, \quad f(x)\rightarrow \infty \)
As \( x\rightarrow -\infty, \quad f(x)\rightarrow -\infty \)
\(\textbf{3)}\) \( f(x)=-2x^2+3 \)
As \( x\rightarrow \infty, \quad f(x)\rightarrow -\infty \)
As \( x\rightarrow -\infty, \quad f(x)\rightarrow -\infty \)
\(\textbf{4)}\) \( f(x)=-8x^2-3x+5 \)
As \( x\rightarrow \infty, \quad f(x)\rightarrow -\infty \)
As \( x\rightarrow -\infty, \quad f(x)\rightarrow -\infty \)
\(\textbf{5)}\) \( f(x)=4x \)
As \( x\rightarrow \infty, \quad f(x)\rightarrow \infty \)
As \( x\rightarrow -\infty, \quad f(x)\rightarrow -\infty \)
\(\textbf{6)}\) \( f(x)=-x \)
As \( x\rightarrow \infty, \quad f(x)\rightarrow -\infty \)
As \( x\rightarrow -\infty, \quad f(x)\rightarrow \infty \)
\(\textbf{7)}\) \( f(x)= -4x^3-20x^2+3x-8 \)
As \( x\rightarrow \infty, \quad f(x)\rightarrow -\infty \)
As \( x\rightarrow -\infty, \quad f(x)\rightarrow \infty \)
\(\textbf{8)}\) \( f(x)=x^4+2x^3-4x+2 \)
As \( x\rightarrow \infty, \quad f(x)\rightarrow \infty \)
As \( x\rightarrow -\infty, \quad f(x)\rightarrow \infty \)
\(\textbf{9)}\) \( f(x)=6x^3+x^2-12 \)
As \( x\rightarrow \infty, \quad f(x)\rightarrow \infty \)
As \( x\rightarrow -\infty, \quad f(x)\rightarrow -\infty \)
\(\textbf{10)}\) \( f(x)=-2x^2+3 \)
As \( x\rightarrow \infty, \quad f(x)\rightarrow -\infty \)
As \( x\rightarrow -\infty, \quad f(x)\rightarrow -\infty \)
See Related Pages\(\)