Secant/Tangent Lines and Limits

Given  $$f\left(x\right)=x^2-2x$$  , find the slope of the secant line between x=-3 and x=9.

If $$f\left(x\right)=x^2-3x$$ , find the slope of the tangent line at  $$x=2$$ .

If $$f\left(x\right)=x^2-3x$$ , find the equation of the tangent line at  $$x=2$$ . (Remember that  $$m_{\tan}=1$$  )

Find $$\lim_{x\rightarrow0-}f\left(x\right)$$  .

Find $$\lim_{x\rightarrow0+}f\left(x\right)$$  .

Find $$\lim_{x\rightarrow0}f\left(x\right)$$  .

Find  $$f\left(0\right)$$  

Find $$\lim_{x\rightarrow5}f\left(x\right)$$  .

$$\lim_{x\rightarrow\infty}f\left(x\right)=$$  

Given the graph, find $$\lim_{x\rightarrow-\infty}f\left(x\right)$$  .

Given the graph, find $$\lim_{x\rightarrow\infty}f\left(x\right)$$  .

What is the limit of h(x) as x approaches -4?