Calculus question

Question

The graph of f is shown in the figure.

(a) Evaluate  ∫₁⁹ f(x) dx

(b) Determine the average value of f on the interval [1, 9].

 

(c) Determine the answer to part (a) when the graph is translated three units upward.

 

Determine the answer to part (b) when the graph is translated three units upward.

Answer 1

(1)(2) + (0.5)(1)(2) + (2)(1) + (0.5)(2)(1) +(1)(5) = ?