### What people are saying -Write a review

We haven't found any reviews in the usual places.

### Contents

 Fractions 109 Fractional Equations 134 Simultaneous Equations of the First Degree 154 Problems involving Two Unknown Numbers 169 Simple Indeterminate Equations 186 Inequalities 192 Involution and Evolution 194 Theory of Exponents 207 Radical Expressions 214 Imaginary Expressions 229 Quadratic Equations 234
 Choice 356 Chance 377 Continued Fractions 381 Scales of Notation 392 Theory of Numbers 397 Variables and Limits 403 Series 412 General Properties of Equations 441 Numerical Equations 473 Determinants 499 Complex Numbers 515

### Popular passages

Page 262 - AB be the given straight line ; it is required to divide it into two parts, so that the rectangle contained by the whole, and one of the parts, shall be equal to the square of the other part.
Page 283 - The equation ad = be gives a = — , b = — ; so that an dc extreme may be found by dividing the product of the means by the other extreme ; and a mean may be found by dividing the product of the extremes by the other mean.
Page 337 - If the number is less than 1, make the characteristic of the logarithm negative, and one unit more than . the number of zeros between the decimal point and the first significant figure of the given number.
Page 147 - A man leaves the half of his property to his wife, a sixth to each of his two children, a twelfth to his brother, and the remainder, amounting to \$600, to his sister. What was the amount of his property ? 16.
Page 157 - A cask contains 12 gallons of wine and 18 gallons of water ; another cask contains 9 gallons of wine and 3 gallons of water. How many gallons must be drawn from each cask to produce a mixture containing 7 gallons of wine and 7 gallons of water?
Page 283 - If the product of two numbers is equal to the product of two others, either two may be made the extremes of a proportion and the other two the means. For, if ad = bc, then, dividing by bd, or / (л- с'- v / 316.
Page 177 - The sum of the two digits of a number is 6, and if the number is divided by the sum of the digits the quotient is 4. What is the number ? 19.
Page 148 - A is twice as old as B, and seven years ago their united ages amounted to as many years as now represent the age of A. Find the ages of A and B.
Page 306 - The sum of the squares of the extremes of four numbers in arithmetical progression is 200, and the sum of the squares of the means is 136. What are the numbers ? 24.
Page 454 - The coefficient pt of the fourth term with its sign changed is equal to the sum of the products of the roots taken three...