61²- (-1) (1+0)
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A50-m steel tape is of standard length under a pull of 5.5 kg when supported throughout its entire length. the tape weighs 0.05 kg/m, has a cross-sectional area at 0.04 sq.cm, and being made of steel. this tape was used in the field to measure a distance that was determined to be 458.650 m. at the time the measurement was made, the constant pull applied was 8 kg with the tape supported only at its end points. determine the correct length of the line.

Is the sequence pattern for the coefficients of (k + y)^n an arithmetic sequence, a geometric sequence, or neither?