Elements of AlgebraGinn & Heath, 1881 - 380 páginas |
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... rules have been deduced from pro- cesses immediately preceding , and have been written , not to be committed to memory , but to furnish aids to the student in fram- ing for himself intelligent statements of his methods . Each principle ...
... rules have been deduced from pro- cesses immediately preceding , and have been written , not to be committed to memory , but to furnish aids to the student in fram- ing for himself intelligent statements of his methods . Each principle ...
Página 26
... { 2a — ( 3b — c — 2b ) } ] . 19. a- [ 2b + 3c - 3a- ( a + b ) } + 2a- ( b + 3c ) ] . 20. a → [ 5b- { a- ( 3c - 3b ) + 2c ( a — 2b — c ) } ] . 56. The rules for introducing parentheses follow directly from the 26 ALGEBRA .
... { 2a — ( 3b — c — 2b ) } ] . 19. a- [ 2b + 3c - 3a- ( a + b ) } + 2a- ( b + 3c ) ] . 20. a → [ 5b- { a- ( 3c - 3b ) + 2c ( a — 2b — c ) } ] . 56. The rules for introducing parentheses follow directly from the 26 ALGEBRA .
Página 27
George Albert Wentworth. 56. The rules for introducing parentheses follow directly from the rules for removing them : 1. Any number of terms of an expression may be put within a parenthesis , and the sign plus placed before the whole . 2 ...
George Albert Wentworth. 56. The rules for introducing parentheses follow directly from the rules for removing them : 1. Any number of terms of an expression may be put within a parenthesis , and the sign plus placed before the whole . 2 ...
Página 121
... rule will hold when more than two fractions are taken . it may If a factor exist in both a numerator and a denominator , be cancelled ; for the cancelling of a common factor before the multiplication is evidently equivalent to cancel ...
... rule will hold when more than two fractions are taken . it may If a factor exist in both a numerator and a denominator , be cancelled ; for the cancelling of a common factor before the multiplication is evidently equivalent to cancel ...
Página 318
... Rule I. it is evident that , II . If one thing can be done in a ways , and then a second thing can be done in b ways , then a third in c ways , then a fourth in a ways , etc. , the number of ways of doing all the things will be a b ...
... Rule I. it is evident that , II . If one thing can be done in a ways , and then a second thing can be done in b ways , then a third in c ways , then a fourth in a ways , etc. , the number of ways of doing all the things will be a b ...
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Términos y frases comunes
A's chance a+b+c ab² ab³ algebraic arithmetical arithmetical mean arithmetical series arranged binomial black balls cent chance of drawing coefficient cologarithm common factor Complete the square consonants contains cube root denominator denote digits divided divisor dollars equal event EXERCISE exponent expression Extract the root feet Find the H. C. F. Find the number fraction geometrical given greater harmonical series Hence highest common factor hour integral letters logarithm mantissa miles monomial Multiply negative number number of terms obtained polynomial positive pounds quadratic quotient ratio remainder represent Resolve into factors result second term selected side Simplify square root Subtract surd taken unknown quantities vowels white ball whole number wins x²y² yards
Pasajes populares
Página 56 - Any term may be transposed from one side of an equation to the other provided its sign be changed.
Página 192 - It will be seen that this third term is the square of the quotient obtained from dividing the second term by twice the square root of the first term. 282. Every affected quadratic may be made to assume the form of aV ± 2 abx = c. To solve such an equation : The first step is to complete the square...
Página 45 - Divide the first term of the dividend by the first term of the divisor, and write the result as the first term of the quotient.
Página 150 - Find the value of one of the unknown quantities, in terms of the other and known quantities...
Página 259 - The logarithm of any power of a number is equal to the logarithm of the number multiplied by the exponent of the power.
Página 164 - There is a number consisting of two digits, the second of which is greater than the first, and if the number be divided by the sum of its digits, the quotient is 4...
Página 26 - The number thus added to itself, or the number to be multiplied, is called the multiplicand. The number which shows how many times the multiplicand is to be taken, or the number by which we multiply, is called the multiplier.
Página 135 - A and B together can do a piece of work in 12 days, which B and C together can do in 16 days. After 'A' has been working at it for 5 days and B for 7 days, C finishes it in 13 days.
Página 4 - Find two numbers such that when the greater is divided by the less the quotient is 4 and the remainder 3, and when the sum of the two numbers is increased by 38 and the •result divided by the greater of the two numbers the quotient is 2 and the remainder 2.
Página 292 - Find the thickness of the metal, it being known that the volume of a sphere varies as the cube of its diameter.