The elements of algebraOliver & Boyd, 1857 - 95 σελίδες |
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Αποτελέσματα 1 - 5 από τα 7.
Σελίδα 15
... ratio of m to n be ex- pressed by mx , find the expression for the other . Ans . nx . 12. A sum of money is to be divided among three per- sons , A , B , and C ; if x represent A's share , find B's and C's , when B's is double , and C's ...
... ratio of m to n be ex- pressed by mx , find the expression for the other . Ans . nx . 12. A sum of money is to be divided among three per- sons , A , B , and C ; if x represent A's share , find B's and C's , when B's is double , and C's ...
Σελίδα 38
... ratio of 7 to 11 . Ans . 14 and 22 . ( 12. ) Divide £ 5 among three persons , giving the first 5s . more than the second , and the second 10s . more than the third . Ans . The shares are 40s . , 35s . , and 25s . ( 13. ) Divide 2 ...
... ratio of 7 to 11 . Ans . 14 and 22 . ( 12. ) Divide £ 5 among three persons , giving the first 5s . more than the second , and the second 10s . more than the third . Ans . The shares are 40s . , 35s . , and 25s . ( 13. ) Divide 2 ...
Σελίδα 62
... ratio of 2 to 5 . Ans . 20 , and 40 . ( 16. ) Divide 225 into two such parts that the sum of their square roots shall be 21 . Ans . 144 , and 81 . ( 17. ) Find two numbers whose difference is , and the difference of their reciprocals ...
... ratio of 2 to 5 . Ans . 20 , and 40 . ( 16. ) Divide 225 into two such parts that the sum of their square roots shall be 21 . Ans . 144 , and 81 . ( 17. ) Find two numbers whose difference is , and the difference of their reciprocals ...
Σελίδα 69
... Ratio of the series . 76. If the common ratio , without regard to its sign , be greater than unity , the series is an ascending one ; but if it be less than unity , it is a descending one . Thus , 1 , 3 , 9 , & c . is an ascending ...
... Ratio of the series . 76. If the common ratio , without regard to its sign , be greater than unity , the series is an ascending one ; but if it be less than unity , it is a descending one . Thus , 1 , 3 , 9 , & c . is an ascending ...
Σελίδα 70
... ratio in the series 2 , 6 , 18 , & c . Ans . 3 . ( 3. ) Find the common ratio in the series ,,, & c . Ans .. - ( 4. ) Find the 12th and 17th terms of the series 1—1 + } , & c . Ans.9 , and 131677 . ( 5. ) The 6th term of a series is 43 ...
... ratio in the series 2 , 6 , 18 , & c . Ans . 3 . ( 3. ) Find the common ratio in the series ,,, & c . Ans .. - ( 4. ) Find the 12th and 17th terms of the series 1—1 + } , & c . Ans.9 , and 131677 . ( 5. ) The 6th term of a series is 43 ...
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Συχνά εμφανιζόμενοι όροι και φράσεις
a+b+c a²+2ab+b² annex arithmetical series ax² binomial binomial theorem coefficient common denominator common difference common ratio compound quantity consecutive numbers cube root deno denote the number Divide divisor double equal equation contains EXERCISES expressed Extract the square factor Find a number find the Greatest Find the number Find the sum following fractions following quantities geometric means given quantity Greatest Common Measure Hence Least Common Multiple letters miles per hour mixed quantities multiplied negative number of balls number of combinations number of permutations number of terms numbers whose sum numerator and denominator Prove QUADRATIC EQUATIONS quotient remainder shillings side sign changed simple quantity square root subtracting surd t₁ things taken third total number transposing travelled unknown quantity ах
Δημοφιλή αποσπάσματα
Σελίδα 61 - To divide a given straight line into two parts, so that the rectangle contained by the -whole, and one of the parts, may be equal to the square of the other part.
Σελίδα 88 - The fore-wheel of a carriage makes six 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 four revolutions more than the hind-wheel in going the same distance.
Σελίδα 60 - Divide the number 24 into two such parts, that their product shall be to the sum of their squares, as 3 to 10.
Σελίδα 16 - If the numerator and denominator of a fraction be both multiplied or both divided by the same number, the value of the fraction is not altered.
Σελίδα 44 - Divide the first term of the remainder by three times the square of the first term of the root, and write the result as the next term of the root.
Σελίδα 9 - A power of a quantity is divided by any other power of the same quantity by subtracting the index of the divisor from that of the dividend, the quotient being that power of the quantity whose index is the remainder so obtained.
Σελίδα 66 - From the preceding, it appears, that the sum of the extremes is equal to the sum of any other two terms equally distant from the extremes.
Σελίδα 41 - ... be divided by the number of terms to that place, it will give the coefficient of the term next following.
Σελίδα 44 - Take the root of the first term, for the first term of the required root...
Σελίδα 40 - A man was hired 50 days on these conditions. — that, for every day he worked, he should receive $ '75, and, for every day he was idle, he should forfeit $ '25 ; at the expiration of the time, he received $ 27'50 ; how many days did he work...