To draw a quadratic graph from an equation: Add up the terms of the quadratic expression, a column at a time, to find the value of 𝒚. The value of 𝒚 when 𝒙 = -4 is found by adding the ...

Find \(\ds \lim_{h\to 0}\frac{f(1+h)-f(1)}{h}\) where \(\ds f(x)=\frac{3x+1}{x-2}\text{.}\) What does the result in (a) tell you about the tangent line to the graph ...