 | George E. Mercer, Mabel Bonsall - 1914 - 324 σελίδες
...are the four equal factors of 16? Of 81? Of 10,000 ? A root of a number is one of its equal factors. The square root of a number is one of its two equal factors ; the cube root, one of its three equal factors ; the fourth root, one of its four equal factors ; etc. The radical... | |
 | Herbert Ellsworth Slaught, Nels Johann Lennes - 1915 - 402 σελίδες
...means of a graph that your answer is correct. CHAPTER XVI SQUARE ROOTS AND RADICALS 168. Square Root. A square root of a number is one of its two equal factors. See § 96. Thus 3 is a square root of 9, since 3.3 = 9. Similarly a + b is a square root of a'2 + 2... | |
 | Henry Lewis Rietz, Arthur Robert Crathorne, Edson Homer Taylor - 1915 - 298 σελίδες
...when the radius is 6. CHAPTER XXI SQUARE ROOT AND APPLICATIONS 136. Definition of a square root. A square root of a number is one of its two equal factors. Thus, 2 is a square root of 4, since 2-2 = 4, and 2o is a square root of 4o2, since 2a • 2a = 4a2.... | |
 | Henry Lewis Rietz, Arthur Robert Crathorne, Edson Homer Taylor - 1915 - 302 σελίδες
...when the radius is 6. CHAPTER XXI SQUARE ROOT AND APPLICATIONS 136. Definition of a square root. A square root of a number is one of its two equal factors. Thus, 2 is a square root of 4, since 2-2 = 4, and 2a is a square root of 4a2, since 2a . 2a = 4a2.... | |
 | Samuel Hamilton - 1917 - 406 σελίδες
...the hypotenuse of a right triangle equals the sum of the squares described on the other two sides. The square root of a number is one of its two equal factors. Thus, the square root of 25 is 5, written V25 = 5. Memorize this table : Square of 13 = 169 Square... | |
 | Herbert Ellsworth Slaught, Nels Johann Lennes - 1917 - 674 σελίδες
...be limited ? The graph of x — у — 3 ? CHAPTER XVI SQUARE ROOTS AND RADICALS 168. Square Root. A square root of a number is one of its two equal factors. See § 96. Thus 3 is a square root of 9, since 3-3 = 9. Similarly a + b is a square root of a2 -)-... | |
 | Walter Burton Ford, Charles Ammerman - 1919 - 360 σελίδες
...Va2 — 16 6) cannot be used, as they make the width greater than the length. EXERCISES, PAGE 285 1 . The square root of a number is one of its two equal factors. 2. Two. The square root of 64 equals ± 8 ; the square root of 13 = ± VÎ8. 3. V30 = 5.47723; V72... | |
 | Harold Ordway Rugg, John Roscoe Clark - 1919 - 398 σελίδες
...two equal factors, we see that the square root of 100 is 10. We shall use this definition constantly: the square root of a number is one of its two equal factors. In the same way the cube root of a number is one of the three equal factors of the number. Thus, —... | |
 | Walter Burton Ford, Charles Ammerman - 1919 - 370 σελίδες
...further exercises on this chapter, see Appendix, pp. 307-308. CHAPTER XIV SQUARE ROOT 134. Definitions. The square root of a number is one of its two equal factors. Thus, 2 is the square root of 4 because 2X2=4. Likewise, 3 is the square root of 9, etc. The square... | |
 | Edson Homer Taylor, Fiske Allen - 1922 - 176 σελίδες
...what fraction of the surface of the cylinder ? CHAPTER IX EXPONENTS AND RADICALS 61. Square root. A square root of a number is one of its two equal factors. Thus, 4 is a square root of 16, since 4-4 = 16. Since (+x) (+x) = (-x) (-x) = x2, it follows that every... | |
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The square root of a number is one of its two equal factors. 
