Calculus Examples

$f (x) = 8 x - x^{2}$ , $(4, 17)$

Step 1

Substitute $4$ for $x$ and $17$ for $y$ in $y = 8 x - x^{2}$ .

$17 = 8 (4) - {(4)}^{2}$

Step 2

The given point does not make the equation true.

Invalid Point