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III. Determine/Prove whether the function f(x) = ~ ~ is continuous at: (10 points each) 1.x = 0 2. x = 2 3. x = 3 IV. Given the graph of the function f(x) = cosx, evaluate the following limits: (5 points each) - 4 4 . . . . . . . . . . . .- 1. limx->o Cosx 2. limx-7: COSX