Allyn and Bacon, 1893 - 338 páginas

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### Contenido

 CHAPTER 1 CHAPTER II 11 CHAPTER III 23 Quality of Product 36 CHAPTER VI 52 CHAPTER VII 67 CHAPTER VIII 82 CHAPTER IX 89
 CHAPTER XVI 182 CHAPTER XVII 193 CHAPTER XVIII 223 CHAPTER XIX 232 SURD AND IMAGINARY NUMBERS 248 CHAPTER XXI 264 CHAPTER XXII 272 CHAPTER XXIII 284

 CHAPTER X 113 CHAPTER XII 133 CHAPTER XIII 145 CHAPTER XV 174
 CHAPTER XXIV 298 PROGRESSIONS 307 CHAPTER XXVI 322 Derechos de autor

### Pasajes populares

Página 297 - The pressure of wind on a plane surface varies jointly as the area of the surface, and the square of the wind's velocity. The pressure on a square foot is 1...
Página 187 - In a number of two digits the units' digit exceeds the tens' digit by 4, and when the number is divided by the sum of its digits the quotient is 4.
Página 80 - His head weighed as much as his tail and half his body, and his body weighed as much as his head and tail together. What was the weight of the fish ? Let 2x = the weight of the body in pounds.
Página 296 - ... that the volume of a sphere varies as the cube of its radius. 20. Find the radius of a sphere whose volume is equal to the sum of the volumes of three spheres whose radii are r, /, and r".
Página 224 - To express that the ratio of A to B is equal to the ratio of C to D, we write the quantities thus : A : B : : C : D; and read, A is to B as C to D.
Página 231 - It is required to divide the number 14 into two such parts that the quotient of the greater divided by the less, may be to the quotient of the less divided by the greater as 16 to 9.
Página 217 - A man walks 35 miles partly at the rate of 4 miles an hour, and partly at 5; if he had walked at 5 miles an hour when he walked at 4, and vice versa, he would have covered 2 miles more in the same time : find the time he was walking.
Página 222 - The fore- wheel of a carriage makes 6 revolutions more than the hind-wheel in going 120 yards ; if the circumference of the...
Página 283 - The sum of two numbers is 7, and the sum of their 4th powers is 641.
Página 323 - The logarithm of any power of a number is equal to the logarithm of the number multiplied by the exponent of the power.