Assume that C(x) is in dollars and is the number of units produced and sold. For the total cost function C(x) = 0.01x² +0.5x + 30, find deltaC and C'(x) when x=90 and deltaX=1.

Respuesta :

C‘(x) = dC/dx = 0.02x + 0.5

C’(90) = 2.3