2. (Groups B and E) Let ƒ be defined on [0, 2] by f(x) = = 0 if x = 1 (a) Sketch f(x). Assuming f is Riemann integrable, what do you think the value of ² f is? (b) Show that f is Riemann integrable on [0, 2] and find the value of ſ² ƒ. Hint: In your proof, use the partition P = {0,1-₁1+₁2}.

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