The mechanical engineer's pocket-book. A reference-book of rules, tables, data, and formulæ, for the use of engineers, mechanics, and students (1910)
Kent, William, 1851-1918 · New York, J. Wiley & sons · leaf 87
exponent of a is n minus the exponent of x. The last factor of the numerator is greater by one than the exponent of a. The last factor of the denominator is the same as the exponent of x. In the rth term the exponent of x will be r — 1. The exponent of a will be n — (r — 1), or n — r + 1. The last… … 1. To bisect a straight line, oran arc of a circle (Fig. 1). — Fromthe ends A, B, as centres, describearcs intersecting at C and D, anddraw a line through C and D whichwill bisect the line at E or the arcat F. 2. To draw a perpendicular toa straight line, or a radial line toa circular arc. — Same…
Mechanical engineering
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