A First Book of AlgebraMacmillan, 1904 - 245 páginas |
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Página 24
... POSITIVE AND NEGATIVE NUMBERS 6. Hitherto the symbols plus and minus have been used as symbols of operation , plus denoting addition , and minus denoting subtraction . Their meaning will now be ex- tended . Suppose the mercury in a ...
... POSITIVE AND NEGATIVE NUMBERS 6. Hitherto the symbols plus and minus have been used as symbols of operation , plus denoting addition , and minus denoting subtraction . Their meaning will now be ex- tended . Suppose the mercury in a ...
Página 25
... positive numbers , and numbers marked - are called negative numbers . Suppose a boy has $ 20 and owes $ 10 POSITIVE AND NEGATIVE NUMBERS 25.
... positive numbers , and numbers marked - are called negative numbers . Suppose a boy has $ 20 and owes $ 10 POSITIVE AND NEGATIVE NUMBERS 25.
Página 27
... Positive numbers are known as arithmetic numbers . Positive and negative numbers are known as algebraic numbers . Plus and minus when used in the sense above indicated are symbols of quality , and have the force of adjectives . EXERCISE ...
... Positive numbers are known as arithmetic numbers . Positive and negative numbers are known as algebraic numbers . Plus and minus when used in the sense above indicated are symbols of quality , and have the force of adjectives . EXERCISE ...
Página 29
... it rise ? - 5. If the mercury stands at 4 ° and rises to + 20 ° , how many degrees does it rise ? 6. A ship sails due north from a point 8 ° south lati- tude to a point 23 ° north latitude . How POSITIVE AND NEGATIVE NUMBERS 29.
... it rise ? - 5. If the mercury stands at 4 ° and rises to + 20 ° , how many degrees does it rise ? 6. A ship sails due north from a point 8 ° south lati- tude to a point 23 ° north latitude . How POSITIVE AND NEGATIVE NUMBERS 29.
Página 35
... positive numbers , add the numbers regard- less of sign , and prefix the plus sign to the result . To add two negative numbers , add the numbers regard- less of sign , and prefix the minus sign to the result . The value of a number ...
... positive numbers , add the numbers regard- less of sign , and prefix the plus sign to the result . To add two negative numbers , add the numbers regard- less of sign , and prefix the minus sign to the result . The value of a number ...
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Términos y frases comunes
A's money algebraic alloy angle apiece arithmetic BALL HIGH SCHOOL BCHL bushels called Check coefficient copper digits diminished distance divisor equal equation Example exceeds EXERCISE exponent expression Extract the square factors Find its dimensions Find the cost Find the number Find the rate find the value fraction Hence horses inches interest length marked price mercury miles an hour monomial Multiply nth root number of acres number of dollars number of ounces number of yards numbers differ o'clock odd number pounds quadratic quadratic equation quotient rate per cent ratio rectangle result simultaneous equations sold SOLUTION Solve specific gravity square miles square root square yards subtract suit of clothes symbols thermometer Transposing travels twice units width x²+1 x²y xy²
Pasajes populares
Página 79 - The sum of the ages of a father and his son is 36, and in 10 years the son's age will be | of the father's age.
Página 144 - That is, the square of the sum of two numbers is equal to the square of the first number, plus twice the product of the two numbers, plus the square of the second number.
Página 173 - In any proportion, the product of the means equals the product of the extremes.
Página 61 - To divide a polynomial by a monomial, divide each term of the polynomial by the monomial: (Sab — 12ac) -i- 4a = 36 — 3c.
Página 75 - A term may be transposed from one member of an equation to the other by changing its sign.
Página 213 - The difference of two numbers is 5, and the sum of their squares is 697.
Página 44 - When the sum of two numbers and one of the numbers are given, to find the other number. From the given sum subtract the given number, and the remainder will be the other number.
Página 65 - The product of two or more fractions is a fraction whose numerator is the product of the numerators of the given fractions and whose denominator is the product of the denominators of the given fractions.
Página 145 - The square of the sum of two numbers is equal to the square \ (¿ of the first, plus twice the product of the first and second, plus the J square of the second.