Quadratic Function.
A quadratic function is one that can be written in the form
\begin{equation*}
f(x) = ax^2 + bx + c
\end{equation*}
where \(a\text{,}\) \(b\text{,}\) and \(c\) are constants, and \(a\) is not equal to zero.
Width of screen: \(~~ w\) |
Length of screen: \(~~ w + 3\) |
Width | Length | Area |
\(10\) | \(170\) | \(1700\) |
\(\vdots\) | \(\vdots\) | \(\vdots\) |
Width | Length | Area |
\(10\) | \(340\) | \(3400\) |
\(20\) | \(320\) | \(6400\) |
\(\vdots\) | \(\vdots\) | \(\vdots\) |