| George Egbert Fisher, Isaac Joachim Schwatt - Algebra - 1900 - 183 pages
...Eg, since 5 x 5 = 25 and (- 5) (- 5) = 25, therefore + 5 and - 5 are square roots of 25. A Third, or **Cube Root of a number is one of three equal factors of** the number. Eg, since 3x3x3 = 27, therefore 3 is a cube root of 27 ; since (_3)(- 3)(-3)=-27, therefore... | |
| George Egbert Fisher - 1901
...since 5 x 5 = 25 and (— 5) (— 5) = 25, therefore + 5 and — 5 are square roots of 25. A Third, or **Cube Root of a number is one of three equal factors of** the number. Eg, since 3 x 3 x 3 = 27, therefore 3 is a cube root of 27 ; since (— 3)(— 3)(— 3)... | |
| Joseph Ray - Arithmetic - 1903 - 320 pages
...square root of a number is one of two equal factors. Thus, 3 is the square root of 9 ; for 9 = 3x3. **The cube root of a number is one of three equal factors.** Thus, 3 is the cube root of 27 ; for 27 = 3 x 3 x 3. The higher roots of a number are denominated respectively... | |
| Science - 1917
...advantages. The pupils can see more of a reason for the method, and it keeps before them the fact that **the cube root of a number is one of three equal factors.** Anj' root of a number may be found by a similar method. ANOTHER PROOF OF THE LAW OF TANGENTS. BY AM... | |
| Orville Marcellus Powers - Business mathematics - 1906 - 374 pages
...the distance from one of the lower corners of the room to the opposite upper corner? CUBE ROOT 497. **The Cube Root of a number is one of three equal factors** which produce the number. Thus the cube root of 64 is 4. By trial we find that the cube of any number... | |
| International Correspondence Schools - Measuring instruments - 1914
...the square root of 49 is 7, because 7X7=49; the square root of 1.21 is 1.1, because 1.1X1.1 = 1.21. **The cube root of a number is one of three equal factors of** which the number is composed. The cube root of 27 is 3, because 27 = 3X3X3; and the cube root of 64... | |
| Frank R. Spellman, Joanne Drinan - Technology & Engineering - 2000 - 232 pages
...number is one of the two equal factors of that number. Thus, 3 is the square root of 9 because 3X3 = 9. **The cube root of a number is one of three equal factors of that number.** The fourth root is one of the four equal factors, and so on for higher roots. Square root operations... | |
| Charles Davies - Algebra - 1891 - 294 pages
...radical sign. Thus, V98 ab*. Such quantities are called surds of the second degree, Cube Root. 138 a, **The cube root of a number is one of three equal factors of** the number. To extract the cube root of a number is to find a factor' which, multiplied into itself... | |
| |