## A Treatise on Algebra |

### From inside the book

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**fourth**degree , sometimes called bi - quadratic equations ; equations of the fifth degree , etc. , up to the nth degree . Thus " + ax - 1 = b is an equation of the nth degree . 133. To solve an equation is to**find**the value of the ... Page 92

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**Find**a number such that when multiplied success- ively by m and by n , the ...**fourth**. Their wages amount to 32 shil- lings . What did each receive ? Ans ...**fourth**shall exceed the third by p . Ans . The first , a - 3m - 2n - p ... Page 118

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**fourth**part exceeds its third part by 16 ? Ans . -192 . How should the enunciation be modified in order that the ...**Find**two numbers whose difference is 6 , such that four times the less may exceed five times the greater by 12 ... Page 128

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**fourth**power positive , and so on . Thus — a × —a = + a2 , - —a × —a × —a ...**Find**the square of 11a2bcd2 . 2.**Find**the square of -18x2yz3 . 3.**Find**the cube of 7ab2x2 . 4 ...**Find**the sixth power of -2a2b3x1 . 11.**Find**128 ALGEBRA . Page 129

... Find the square of 9a2b4c6 Ans . 7mn2 49m2n Бахз 25a + x6 2. Find the square of 3. Find the cube of -6ax2y3 5mn ax2 - Ans . 4bc 1662c2 5.

... Find the square of 9a2b4c6 Ans . 7mn2 49m2n Бахз 25a + x6 2. Find the square of 3. Find the cube of -6ax2y3 5mn ax2 - Ans . 4bc 1662c2 5.

**Find the fourth**power of 4. Find the cube of - 9my3 4ax2y —3bm® Бах 3 z 2bmn2 3ab2x3 6.**Find the**...### Contents

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### Common terms and phrases

algebraic algebraic quantity arithmetical progression binomial binomial theorem cent Clearing of fractions coefficient common difference continued fraction cube root decimal denote digits diminished Divide the number dividend divisible dollars equa equal equation whose roots equations containing EXAMPLES exponent expression Extract the square factors figure Find the cube Find the fifth Find the fourth Find the number Find the square Find the sum find the values following RULE four fourth power fourth root geometrical progression greatest common divisor Hence indicates inequality infinite series last term least common multiple less logarithm monomial negative nth root number of terms obtain positive pounds preceding problem quotient radical sign ratio real roots Reduce remainder represent Resolve result second degree second term simultaneous equations Solve the equation square root Sturm's Theorem suppose surd three numbers tion unity unknown quantity whence whole number zero

### Popular passages

Page 97 - To divide the number 90 into four such parts, that if the first be increased by 2, the second diminished by 2, the third multiplied...

Page 46 - 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 181 - A vintner draws a certain quantity of wine out of a full vessel that holds 256 gallons, and then, filling the vessel •with water, draws off the same quantity of liquor as before, and so on for four draughts, when there were only 81 gallons of pure wine left.

Page 284 - The logarithm of a number is the exponent of the power to which it is necessary to raise a fixed number, in order to produce the first number.

Page 258 - We may obtain the sixth root by extracting the cube root of the square root, or the square root of the cube root. It is, however, best to extract the roots of the lowest degrees first, because the operation is less laborious. We may obtain the eighth root by extracting the square root three times successively.

Page 371 - ... force of attraction to vary directly as the quantity of matter, and inversely as the square of the distance, at what point between them will a third body be equally attracted by the earth and moon ? Ans.

Page 42 - Divide the coefficient of the dividend by the coefficient of the divisor.

Page 38 - 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 101 - RULE. Find an expression for the value of one of the unknown quantities in one of the equations, and substitute this value for the same unknown quantity in the other equation.

Page 139 - Which proves that the square of a number composed of tens and units contains, the square of the tens plus twice the product of the tens by the units, plus the square of the units.