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Expression 3: "f" left parenthesis, "x" , right parenthesis equals "a" cosine left parenthesis, "n" "x" , right parenthesis plus "k"

3

Expression 4: Start integral from 0 to 200, end integral, StartAbsoluteValue, "f" left parenthesis, "x" , right parenthesis , EndAbsoluteValue "d" "x"

equals

12183.6 8 2 1 8 6 9

4

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5

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