An Elementary Treatise on Algebra, Theoretical and Practical: With Attempts to Simplify Some of the More Difficult Parts of the Science, Particularly the Demonstration of the Binomial Theorem in Its Most General Form, [etc.]Hogan and Thompson, 1839 |
From inside the book
Results 1-5 of 59
Page 35
... obtained , this being equal to the product of the two quantities divided by their greatest common measure : For , let a be the greatest common measure of a and b , - α x P ; and b x and put measure ; now , since a = q q ; then p and ...
... obtained , this being equal to the product of the two quantities divided by their greatest common measure : For , let a be the greatest common measure of a and b , - α x P ; and b x and put measure ; now , since a = q q ; then p and ...
Page 50
... obtained hy first finding a and b , as above , and then deriving c from ( a + b ) in the same manner that b was derived from a . EXAMPLES . 1. Extract the cube root of x6—6x + 15x1 - 20x3 + 15x2 - 6x + 1 . ენ . 26-6x + 15x - 20x3 + ...
... obtained hy first finding a and b , as above , and then deriving c from ( a + b ) in the same manner that b was derived from a . EXAMPLES . 1. Extract the cube root of x6—6x + 15x1 - 20x3 + 15x2 - 6x + 1 . ენ . 26-6x + 15x - 20x3 + ...
Page 61
... obtain an equation from which the values of the assumed letters x , y , & c . may be determined . Instead of representing the unknown quantity by x or y , & c . it will sometimes be found more convenient to repre- sent it by 2x or 2y ...
... obtain an equation from which the values of the assumed letters x , y , & c . may be determined . Instead of representing the unknown quantity by x or y , & c . it will sometimes be found more convenient to repre- sent it by 2x or 2y ...
Page 68
... obtained by either of the three following methods . First Method . ( 54. ) Find the value of one of the unknown quantities in terms of the other and the known quantities , from the first equation , by the method already given . Find the ...
... obtained by either of the three following methods . First Method . ( 54. ) Find the value of one of the unknown quantities in terms of the other and the known quantities , from the first equation , by the method already given . Find the ...
Page 79
... obtained . Thus , as a general example , let us take the three equations ax + by + cz = d , a'x + by + c'z = d ' , a " x + by + c " z = d " ; then , multiplying the first by m , the second by n , adding the results , and subtracting the ...
... obtained . Thus , as a general example , let us take the three equations ax + by + cz = d , a'x + by + c'z = d ' , a " x + by + c " z = d " ; then , multiplying the first by m , the second by n , adding the results , and subtracting the ...
Other editions - View all
Common terms and phrases
a²x² arithmetical progression ax² ax³ becomes bers BINOMIAL THEOREM bx² Clear the equation coefficients column common logarithms completing the square compound interest consequently cube root cubic equation cx² decimals difference Divide dividend division equal EXAMPLES expansion exponent extracting the root factors figure Find a number find the values Find two numbers fourth fraction gallons geometrical geometrical progression hence imaginary improper fraction integral last term logarithms method multiplied negative number of solutions number of terms numerator and denominator obtained positive preceding quadratic QUESTION quotient rational Reduce remainder represented Required the sum required to find result second term simple equation square root substituting subtracting surd third transposing transposition unknown quantity values of x whence whole number
Popular passages
Page 83 - В can perform a piece of work in 8 days, A and С together in 9 days, and В and С together in 10 days ; in how many days can each alone perform the same work ? Let...
Page 146 - PROBLEM I. To reduce a rational quantity to the form of a surd. RULE. Raise the quantity to a power...
Page 116 - The plate of a looking-glass is 18 inches by 12, and it is to be surrounded by a plain frame of uniform width/ having a surface equal to that of the glass.
Page 99 - The sum of the first and third of four numbers in geometrical progression is 148, and the sum of the second and fourth is 888.
Page 99 - A hare is 50 leaps before a greyhound, and takes 4 leaps to the greyhound's 3 ; but 2 of the greyhound's leaps are equal to 3 of the hare's ; how many leaps must the greyhound take, to catch the hare?
Page 75 - There is a number consisting of two digits, which is equal to four times the sum of those digits; and if 18 be added to it, the digits will be inverted. What is the number?
Page 67 - Ans. 16 and 24. 42. It is required to find a number such, that if it be increased by 7, the square root of the sum shall be equal to the square root of the number itself, and 1 more. Ans. 9.
Page 52 - An equation of the third, fourth, &c. degree, is one in which the highest power of the unknown quantity is the third, fourth, &c.
Page 114 - It is required to find two numbers, such, that their sum, product, and difference of their squares, shall be all equal.
Page 145 - The fore-wheel of a carriage makes 6 revolutions more than the hind- wheel in going 120 yards; but if the circumference of each wheel be increased one yard, it will make only 4 revolutions more than the hind-wheel in the same distance.