11TH•Mathematics•Limit And Continuity•Question 8
Question 8
The cost to produce $x$ units is: $C(x) = \begin{cases} 5x + 20 & \text{if } x \le 10 \\ 6x + 10 & \text{if } x > 10 \end{cases}$. Is the cost function continuous at $x = 10$?
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