## Elements of Algebra: An Abridgment of Day's Algebra |

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ELEMENTS OF ALGEBRA BEING AN A Jeremiah 1773-1867 Day,James B. (James Bates) 1808-18 Thomson No preview available - 2016 |

ELEMENTS OF ALGEBRA BEING AN A Jeremiah 1773-1867 Day,James B. (James Bates) 1808-18 Thomson No preview available - 2016 |

### Common terms and phrases

4th power added algebraic antecedent arithmetical progression binomial Binomial Theorem breadth called co-efficient common denominator common difference common index completing the square compound quantities consequent contains cube root denoted Divide the number dividend division divisor dollars dols equal factors equal quantities Euclid evolution EXAMPLES FOR PRACTICE expressed extermination extracting extremes Find the square find two numbers four quantities fourth gallons geometrical progression given quantity greater Hence improper fraction inches integer inverted involution last term length less letter Mult multiplicand negative quantity number of terms numbers 1 Prob parallelogram perpendicular positive preceding prefixed principles problem quadratic equation quan quantities are proportional Quest.—How Quest.—What quotient radical quantities radical sign ratio Reduce the equation remainder Required the cube right angled triangle sides square root substituting subtracted subtrahend third three numbers tion tities Transposing twice unit unknown quantity yards

### Popular passages

Page 51 - Divide the first term of the dividend by the first term of the divisor, and write the result as the first term of the quotient. Multiply the whole divisor by the first term of the quotient, and subtract the product from the dividend.

Page 210 - It is evident that the terms of a proportion may undergo any change which will not destroy the equality of the ratios ; or which will leave the product of the means equal to the product of the extremes.

Page 232 - After remarking that the mathematician positively knows that the sum of the three angles of a triangle is equal to two right angles...

Page 198 - When there is a series of quantities, such that the ratios of the first to the second, of the second to the third, of the third to the fourth, &c.

Page 94 - Hence any odd power has the same sign as its root. But an even power is positive, whether its root is positive or negative.

Page 65 - To multiply a fraction by a fraction. Multiply the numerators together for a new numerator, and the denominators together for a new denominator.

Page 58 - To reduce fractions of different denominators to a common denominator. Multiply each numerator into all the denominators except its own for a new numerator ; and all the, denominators together^ for a common denominator. 8. Reduce -r, and -,, and — to a common denominator. 6

Page 21 - One quantity is said to be a measure of another, when the former is contained in the latter any number of times, without a remainder.

Page 228 - There are four numbers in geometrical progression, the second of which is less than the fourth by 24 ; and the sum of the extremes is to the sum of the means, as 7 to 3. What are the numbers ? Ans.

Page 183 - The same method which is employed for the reduction of three equations, may be extended to 4, 5, or any number of equations, containing as many unknown quantities. The unknown quantities may be exterminated, one after another, and the number of equations may be reduced by successive steps from five to four, from four to three, from three to two, &c. !' I"*! *t y t