A Treatise on Elementary Algebra |
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Términos y frases comunes
2ab+b² a+b-c a²x² ab³ added Algebra arithmetic means Arithmetical Progression change the sign CHAPTER coefficient Completing the square Constant Factor denominator difference Divide Dividend divisor equal find the L.C.M. find the logarithm Find the numbers Find the sum find the value following expressions gallons geometrical progression give Given log greater Hence Highest Common Factor Insert know the logarithm last term less miles an hour Multiply negative number of terms obtain pence perfect square proportion Quadratic Equations quantity quotient ratio remainder represent the number result rule second equation second term shew shillings Simplify solve the equations square root Subtracting surds take the square unknown symbol whole numbers x³y³ xy³
Pasajes populares
Página 292 - The first of four magnitudes is said to have the same ratio to the second which the third has to the fourth, when any equimultiples whatsoever of the first and third being taken and any equimultiples whatsoever of the second and fourth : " If the multiple of the first be less than that of the second, the multiple of the third is also less than that of the fourth...
Página 293 - ... multiple of the first be less than that of the second, the multiple of the third is also less than that of the fourth: or, if the multiple of the first be equal to that of the second, the multiple of the third is also equal to that of the fourth...
Página 74 - If the numerator and denominator of a fraction be multiplied by the same number, the value of the fraction is not altered.
Página 141 - Then divide the first term of the remainder by the first term of the divisor...
Página 251 - В working together take to do the work ? Let x represent the number of days A and B will take. Then - will represent the part of the work they do daily.
Página 328 - The logarithm of any power of a number is equal to the logarithm of the number multiplied by the exponent of the power.
Página 326 - Show that the amounts of a sum of money put out at Compound Interest form a series in geometrical progression. 25. A certain number consists of three digits in geometrical progression. The sum of the digits is 13, and if 792 be added to the number, the digits will be inverted. Find the number. 26. The population of a county increases in 4 years from 10000 to 14641 ; what is the rate of increase ? XXXII.
Página 273 - Find the circumference of each wheel. 60. A person rows from Cambridge to Ely (a distance of 20 miles) and back again in 10 hours, and finds he can row 2 miles against the stream in the same time that he rows 3 miles with it. Find the rate of the stream, and the time of his going and returning.
Página 327 - The logarithm of a product is equal to the sum of the logarithms of its factors.
Página 271 - A man sculls down a stream, which runs at the rate of 4 miles an hour, for a certain distance in 1 hour and 40 minutes. In returning it takes him 4 hours and 15 minutes to arrive at a point 3 miles short of his starting-place. Find the distance he pulled down the stream and the rate .of his pulling.