Search Images Maps Play YouTube News Gmail Drive More »
Sign in
Libros Libros 1 - 10 de 62 sobre The mean proportional between two numbers is equal to the square root of their product.
" The mean proportional between two numbers is equal to the square root of their product. "
Mathematics for Practical Men - Página 45
por Olinthus Gregory - 1833 - 427 páginas
Vista completa - Acerca de este libro

Mathematics for Practical Men: Being a Common-place Book of Principles ...

Olinthus Gregory - 1834 - 427 páginas
...found equal, we may infer the equality of their ratios, or the proportion -£ = y, or 5 : 3 : : 15 : 9. So that a proportion may always be constituted with...x 9) = 6. . 3. If a proportion contain an unknown tern}, such, for example, as 5 : 3 : : 15 : the unknown quantity ; since 5 times the ttnknown quantity...
Vista completa - Acerca de este libro

Mathematics for Practical Men: Being a Common-place Book of ... Pure and ...

Olinthus Gregory - 1838 - 427 páginas
...15 are found equal, we may infer the equality of their ratios, or the proportion i = y, or 5 : 3 : : 15:9. So that a proportion may always be constituted...product. Thus, between 4 and 9 the mean proportional is \/(4 x 9) = 6. 3. If a proportion contain an unknown term, such, for example, as 5 : 3 : : 15 : the...
Vista completa - Acerca de este libro

The Principles and Practice of Arithmetic: Comprising the Nature and Use of ...

John Hind - 1840 - 224 páginas
...is equal to the Square ofV the Geometrical Mean between them : and consequently the geometrical mean between two numbers is equal to the Square Root of their product. These terms and the corresponding operations form the substance of the next Chapter, and they have...
Vista completa - Acerca de este libro

Elements of Algebra: Embracing ... the Theory and Application of Logarithms ...

Davis Wasgatt Clark - 1844 - 346 páginas
...mean. Let - - - - a:b::b:c: Then ?-* b c' Or ac-lf. COR. The mean proportional, or geometrical mean, between two numbers is equal to the square root of their product. Thus, if ac=b\ then 6=v/ac. 366. — (4.) If four numbers be proportional, 1. the order of the extremes,...
Vista completa - Acerca de este libro

A manual of arithmetic

George Hutton (arithmetic master, King's coll. sch.) - 1844
...= 32; and in the series 1:2:4:8:16, 1X6 = 2x8 = 4x4= 16 = 4"; hence, a geometrical mean between any two numbers is equal to the square root of their product; thus, a geometrical mean between 2 and 8 = J2 x 8 = */l6 = 4. The most useful problems in geometrical progression,...
Vista completa - Acerca de este libro

Elements of Algebra: Embracing Also the Theory and Application of Logarithms ...

Davis Wasgatt Clark - 1846 - 358 páginas
...a:b::b:c: Then - " , - - - - a -J>-, bc Or ...... ac=b\ COR. The mean proportional, or geometrical mean, between two numbers is equal to the square root of their product. Thus, if ac = b2, then b=Vac. 366.—(4.) If four numbers be proportional, 1. the order of the extremes,...
Vista completa - Acerca de este libro

Higher Arithmetic: Or, The Science and Application of Numbers; Combining the ...

James Bates Thomson - 1847 - 422 páginas
...side of a square farm which contains 300 acres ; and how far apart are its opposite corners ? 582. A mean proportional between two numbers is equal to the square root of their product. (Arts. 494, 498. Obs. 2.) Qr*sT.— 5SO. When the bypothenusc and perpendicular are given, how is the...
Vista completa - Acerca de este libro

Higher Arithmetic: Or, The Science and Application of Numbers; Combining the ...

James Bates Thomson - 1847 - 422 páginas
...side of a square farm which contains 360 acres ; and how far apart are its opposite corners ? 582. A mean proportional between two numbers is equal to the square root of their product. (Arts. 494, 498. Obs. 2.) 5. Find a mean proportional between 2 and 8. Solution. — 8X2=16; and Vl6—...
Vista completa - Acerca de este libro

Higher Arithmetic; Or, The Science and Application of Numbers: Combining the ...

James Bates Thomson - 1848 - 422 páginas
...side of a square farm which contains 360 acres ; and how far apart are its opposite corners ? 582. A mean proportional between two numbers is equal to the square root of their product. (Arts. 494, 498. Obs. 2.) <lu«rr.— 580. When the hypothenuse and perpendicular are given, how is...
Vista completa - Acerca de este libro

The principles and practice of arithmetic

John Hind - 1856
...is equal to the Square of the Geometrical Mean between them : and consequently the geometrical mean between two numbers is equal to the Square Root of their product. These terms and the corresponding operations form the chief substance of the next Chapter, and they...
Vista completa - Acerca de este libro




  1. Mi biblioteca
  2. Ayuda
  3. Búsqueda avanzada de libros
  4. Descargar PDF