Algebraical Exercises and Examination Papers |
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Page 42
... kind of stock , his annual income being £ 176 . EXERCISE LIV . 1. Divide 204 11x3 41x2 23.x 2.x2 5x + +6 by - +1 . 3 12 8 4 3 6 a2 2a3 2. Simplify b2 ( 2a2 + 3ab - 4b2 ) — b3 ( ab - 24 ) . 263 a 3. Find the cube root of 27a6 - 135a5 + ...
... kind of stock , his annual income being £ 176 . EXERCISE LIV . 1. Divide 204 11x3 41x2 23.x 2.x2 5x + +6 by - +1 . 3 12 8 4 3 6 a2 2a3 2. Simplify b2 ( 2a2 + 3ab - 4b2 ) — b3 ( ab - 24 ) . 263 a 3. Find the cube root of 27a6 - 135a5 + ...
Page 44
... kind , and 8 lbs . less of the first kind than of the second can be bought for £ 1 : find the price of each per stone . EXERCISE LVII . 1. Reduce to lowest terms : 6x3y - 5x2y2 + xy3 6xa — 8x3y + 2x2y2 * 2. Extract the square root of ...
... kind , and 8 lbs . less of the first kind than of the second can be bought for £ 1 : find the price of each per stone . EXERCISE LVII . 1. Reduce to lowest terms : 6x3y - 5x2y2 + xy3 6xa — 8x3y + 2x2y2 * 2. Extract the square root of ...
Page 104
... kind , and q alike of another kind . How many numbers can be made with the digits 62302325 ? 2. Find the total number of combinations which can be formed out of n things . Seven persons apply for admission to the House of Commons on the ...
... kind , and q alike of another kind . How many numbers can be made with the digits 62302325 ? 2. Find the total number of combinations which can be formed out of n things . Seven persons apply for admission to the House of Commons on the ...
Page 178
... kind . 1 a2 b2 4 ( 1 ) x = , y = · ( 2 ) 4 , -1 . ( 3 ) x = ? 4 3 b b ; y = - a . a 6. £ 9975 ; £ 95 and £ 105 . 11. ( 1 ) 29. ( 2 ) -1023 . ( 3 ) XXVII , PAGES 133 , 134 . 9 . 8 shillings . 10 . 16 . 12. 3 and 75 . 1 . - 1 . 2. ( 1 ) 1 , ...
... kind . 1 a2 b2 4 ( 1 ) x = , y = · ( 2 ) 4 , -1 . ( 3 ) x = ? 4 3 b b ; y = - a . a 6. £ 9975 ; £ 95 and £ 105 . 11. ( 1 ) 29. ( 2 ) -1023 . ( 3 ) XXVII , PAGES 133 , 134 . 9 . 8 shillings . 10 . 16 . 12. 3 and 75 . 1 . - 1 . 2. ( 1 ) 1 , ...
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... kind . The range includes the Progressions . One novelty , the introduction of Simple Equations before Fractions , brings an interesting section before the pupil at an early stage , and relieves the monotony of mere manipulation . The ...
... kind . The range includes the Progressions . One novelty , the introduction of Simple Equations before Fractions , brings an interesting section before the pupil at an early stage , and relieves the monotony of mere manipulation . The ...
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Common terms and phrases
7th term a²+b² arithmetic means arithmetic series Binomial Theorem Cambridge cent common difference continued proportion digits equal equation x²+px+q=0 Extract the square Find the coefficient Find the greatest Find the H. C. F. Find the highest Find the lowest Find the number Find the square Find the sum Find the value five terms following equations following series fraction geometric mean geometrical progression Globe 8vo greatest term H. C. F. and L. C. M. half-crowns highest common divisor highest common factor infinity Least Common Multiple lowest common multiple mean proportional Multiply number of combinations PAGES places of decimals Prove the rule quadratic quantities quotient remainder Resolve into factors shew shillings simplest form Solve the equations Solve the following square root Subtract Sum the following Sum the series surd x²+1 x²+y²
Popular passages
Page 123 - Cn,r or nCr, the number of combinations of n things taken r at a time (without repetitions). The form nCr or even "C, is widely used but the notation Cn,r or C(n,r) or ( J is to be preferred. 6. Roman numeral for "hundred.
Page 130 - Any term may be transposed from one side of an equation to the other provided its sign be changed.
Page 138 - Any factor of an expression is a factor also of any multiple of that expression. Thus, if F represent a factor of an expression A, so that A = nF, then mA = mnF. That is, mA contains the factor F.
Page 77 - A person swimming in a stream which runs 1J miles per hour, finds that it takes him four times as long to swim a mile up the stream as it does to swim the same distance down : at what rate does he swim?
Page 131 - ... divided by the less is 2£ times the quotient of the less by the greater : find them. 3. The difference of two numbers is 15, and half their product is equal to the cube of the less number : find them. 4. The product of two numbers is 24, and their sum multiplied by their difference is 20 : find them. 5. The difference of the squares of two consecutive numbers is 17 : find them. 6. The product of two numbers is 18 times their difference, and the sum of their squares is 117: find them. 7. What...
Page 112 - Find three numbers in geometrical progression such that the sum of the first and last is 20, and the square of the mean 36.
Page 141 - Solve the equations : 1 (2) ax-by = 2a (3) у2+л-у =4, 7. The perimeter of a right-angled triangle is six times as long as the shortest side. What is the ratio of the two sides containing the right angle?
Page 134 - The expression n + \ n (n — 1) b is the sum of n terms of an arithmetical progression, of which the first term is unity and the common difference b. If we make 6 = 0, 1, 2, 3, ... we obtain expressions which are called the general terms of the 2nd, 3rd, 4th, order of polygonal numbers respectively.