# New Practical Algebra: Adapted to the Improved Methods of Instruction in Schools, Academies and Colleges

Clark & Maynard, 1878 - Algebra - 312 pages
0 Reviews
Reviews aren't verified, but Google checks for and removes fake content when it's identified

### What people are saying -Write a review

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

### Contents

 Introduction 9 Fractions PAGE 21 Addition 23 Subtraction 29 Multiplication 35 Division 46 Factoring 53 Simple Equations 95
 Involution 134 Evolution 147 Radical Quantities 154 Quadratic Equations 171 Ratio 192 Arithmetical Progression 205 Geometrical Progression 215 Logarithms 232

 Simultaneous Equations 112 Generalization 124
 Mathematical Induction 243 Discussion of Problems 261

### Popular passages

Page 202 - If any number of quantities are proportional, any antecedent is to its consequent as the sum of all the antecedents is to the sum of all the consequents. Let a : b = c : d = e :f Now ab = ab (1) and by Theorem I.
Page 109 - 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.
Page 22 - Axioms. 1. Things which are equal to the same thing are equal to each other. 2. If equals are added to equals, the wholes are equal. 3. If equals are taken from equals, the remainders are equal.
Page 42 - 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.
Page 109 - Prob. 29. In the composition of a quantity of gunpowder, The nitre was 10 Ibs. more than f of the whole. The sulphur 4^ Ibs.
Page 139 - 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.
Page 208 - From the preceding, it appears, that the sum of the extremes is equal to the sum of any other two terms equally distant from the extremes.
Page 64 - Divide the greater number by the less, the divisor by the remainder, and thus continue to divide the last divisor by the last remainder until there is no remainder ; the last divisor will be the greatest common divisor.
Page 50 - Multiply the divisor, thus augmented, by the last figure of the root, and subtract the product from the dividend, and to the remainder bring down the next period for a new dividend.
Page 204 - 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.