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 |
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Σελίδα 14
... less sum from the greater . Prefix the sign of the greater sum to the remainder , and annex the common letters . The reason of this is evident : for the value of any number of quantities , taken collectively , of which some are to be ...
... less sum from the greater . Prefix the sign of the greater sum to the remainder , and annex the common letters . The reason of this is evident : for the value of any number of quantities , taken collectively , of which some are to be ...
Σελίδα 29
... less . † 3. By multiplication , Article 21 , Example 2 , page 24 , if the sum of any two quantities be multiplied by their difference , the product will be the difference of their squares . 77 5 12 ALGEBRAIC FRACTIONS . THE operations ...
... less . † 3. By multiplication , Article 21 , Example 2 , page 24 , if the sum of any two quantities be multiplied by their difference , the product will be the difference of their squares . 77 5 12 ALGEBRAIC FRACTIONS . THE operations ...
Σελίδα 35
... less simple than the original one , but it is in reality more so , the numerator and denominator of the former being , re- spectively , x + y times that of the latter . That this process alters the form merely , and not ALGEBRAIC ...
... less simple than the original one , but it is in reality more so , the numerator and denominator of the former being , re- spectively , x + y times that of the latter . That this process alters the form merely , and not ALGEBRAIC ...
Σελίδα 48
... less than 100 must consist of but one figure ; and since the square root of 100 is 10000 , it follows that the square root of every number between 100 and 10000 must consist of but two figures ; likewise , since the square root of ...
... less than 100 must consist of but one figure ; and since the square root of 100 is 10000 , it follows that the square root of every number between 100 and 10000 must consist of but two figures ; likewise , since the square root of ...
Σελίδα 65
... less than the second , and the second 5 feet more than the third . Required the length of each part , that of the whole line being 37 feet ? Ans . the three parts are 12 , 15 , and 10 feet . 10. What number is that whose fifth part ...
... less than the second , and the second 5 feet more than the third . Required the length of each part , that of the whole line being 37 feet ? Ans . the three parts are 12 , 15 , and 10 feet . 10. What number is that whose fifth part ...
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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
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Σελίδα 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...
Σελίδα 146 - PROBLEM I. To reduce a rational quantity to the form of a surd. RULE. Raise the quantity to a power...
Σελίδα 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.
Σελίδα 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.
Σελίδα 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?
Σελίδα 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?
Σελίδα 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.
Σελίδα 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.
Σελίδα 114 - It is required to find two numbers, such, that their sum, product, and difference of their squares, shall be all equal.
Σελίδα 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.