Calculus Examples

$R (x) = 50 x - 0.5 x^{2}$ , $C (x) = 5 x + 15$

Step 1

Replace the function designators with the actual functions in $R (x) + C (x)$ .

$50 x - 0.5 x^{2} + 5 x + 15$

Step 2

Add $50 x$ and $5 x$ .

$- 0.5 x^{2} + 55 x + 15$