Question: se summation formulas to evaluate the sum: sum from k equals 1 to 34 of left parenthesis short dash k squared plus 20 k minus

se summation formulas to evaluate the sum: sum from k equals 1 to 34 of left parenthesis short dash k squared plus 20 k minus 8 right parenthesis. sum from k equals 1 to 34 of left parenthesis short dash k squared plus 20 k minus 8 right parenthesis equals short dash 2057 sum from k equals 1 to 34 of left parenthesis short dash k squared plus 20 k minus 8 right parenthesis equals 25313 sum from k equals 1 to 34 of left parenthesis short dash k squared plus 20 k minus 8 right parenthesis equals short dash 1793 sum from k equals 1 to 34 of left parenthesis short dash k squared plus 20 k minus 8 right parenthesis equals 25577

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