### Фй лЭне пй чсЮуфет -Уэнфбоз ксйфйкЮт

Ден енфпрЯубме ксйфйкЭт уфйт ухнЮиейт фпрпиеуЯет.

### Ресйечьменб

 CHAPTER 9 Mathematical Forms of Expression 25 Subtraction 37 Multiplication 45 Division 53 CHAPTER III 67 Symmetry 104 Equations solved by Factoring 130
 CHAPTER XI 256 CHAPTER XII 264 CHAPTER XIII 279 CHAPTER XIV 296 Division 303 CHAPTER XV 311 Exercises in Indices and Radicals 319 EQUATIONS INVOLVING RADICALS 323

 Common Multiples 141 Reduction 148 Addition and Subtraction 154 Division 166 Simplification of Complex Fractions 175 CHAPTER VII 185 CHAPTER VIII 194 Variation 207 CHAPTER IX 215 SYSTEMS OF LINEAR EQUATIONS 226 Systems of Fractional Equations 242 Three or More Unknown Quantities 249
 Discussion of Roots 336 Higher Equations solved as Quadratics 345 Simultaneous Quadratic Equations 354 CHAPTER XVIII 375 CHAPTER XIX 383 CHAPTER XX 394 CHAPTER XXII 407 CHAPTER XXIII 418 CHAPTER XXIV 428 Fourth and Iligher Orders 442 РнехмбфйкЬ дйкбйюмбфб

### ДзмпцйлЮ брпурЬумбфб

УелЯдб 83 - That is, the square of the sum of two quantities is equal to the square of the first, plus twice the product of the first by the second, plus the square of the second.
УелЯдб 83 - The square of the difference of two quantities is equal to the square of the first, minus twice the product of the first by the second, plus the square of the second.
УелЯдб 147 - Multiplying or dividing both terms of a fraction by the same number does not change the value of the fraction.
УелЯдб 244 - 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.
УелЯдб 84 - The product of the sum and difference of two quantities is equal to the difference of their squares.
УелЯдб 372 - B's journey in 15\$ days, but B would have been 28 days in performing A's journey. What was the distance between C and D ? Ans.
УелЯдб 370 - A farmer bought some sheep for Ј72, and found that if he had received 6 more for the same money, he would have paid Ј1 less for each. How many sheep did he buy ? 13. A and B distribute Ј60 each among a certain number of persons : A relieves 40 persons more than B does, and B gives to each 5*.
УелЯдб 380 - There are three numbers in geometrical progression, the sum of the first and second of which is 9, and the sum of the first and third is 15.
УелЯдб 382 - The logarithm of a quotient is equal to the logarithm of the dividend minus the logarithm of the divisor.
УелЯдб 159 - Multiply the numerators together for a new numerator, and the denominators together for a new denominator.