# College Algebra

Macmillan, 1917 - Algebra - 263 pages
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### Contents

 CHAPTER 1 II 7 III 22 LOGARITHMS 37 V 43 FUNCTIONS OF A VARIABLE 49 QUADRATIC EQUATIONS WITH ONE UNKNOWN 79 SYSTEMS OF LINEAR EQUATIONS DETERMINANTS 91
 IX 120 XIII 179 XIV 185 PROBABILITY 212 SEQUENCES AND LIMITS 220 INFINITE SERIES 235 TABLES 251 INDEX 259

 VIII 105

### Popular passages

Page 39 - The logarithm of any power of a number is equal to the logarithm of the number multiplied by the exponent of the power.
Page 252 - ... 7251 7093 7177 7259 7101 7185 7267 7110 7193 7275 7118 7202 7284 7126 7210 7292 7135 7218 7300 7143 7226 7308 7152 7235 7316 123 123 122 345 345 345 678 677 667...
Page 38 - The logarithm of a quotient is equal to the logarithm of the dividend minus the logarithm of the divisor.
Page 211 - We will now derive a formula for the number of permutations of n things, taken all at a time, when some of them are alike.
Page 38 - The logarithm of the product of two numbers is equal to the sum of the logarithms of the numbers.
Page 40 - The Integral Part of a logarithm is called the Characteristic, and the decimal part the Mantissa.
Page 93 - ... in which the number of equations is equal to the number of unknowns? The assumption lying behind these researches is that if the relations and conditions can in fact be so expressed, Marx's " method of transforming values into prices " is itself transformed from an invalid to a valid one.
Page 106 - Ans. 3 and 7 8. The difference of two numbers is 2, and the difference of their cubes is 98; required the numbers. Ans. 5 and 3 9.
Page 94 - A merchant has tea worth 30 cents a pound and some other worth 50 cents a pound. How many pounds of each must he take to mix 60 pounds worth \$ .46 a pound ? 109.