Elements of analytical geometry and the differential and integral calculus (1856)
Robinson, Horatio N. (Horatio Nelson), 1806-1867 · Cincinnati : J. Ernst · leaf 84
■2px. (1) ■m. … Put PM=R, the angle JlfPZ=then we shall have Fi)=a:=c+i2 cos.m.DM=y^=^h-\-R sin.w.These values of x and y substituted in (1) will give (6+i2sin.»i)2=2i?(c+i2cos.m). (2) Expanding and reducing, {R being the unknown and variablequantity), will give us R^ Bm.^m-\-2R{be>m.m—pcos.w)=2^c—h^for the…
Geometry, Analytic · Calculus
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