School Algebra |
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Page 9
... we speak of n feet , meaning any number or an unknown number of feet , or of a dollars , meaning any number or an unknown number of dollars . 9 3. Numbers represented by letters are called Literal or General Literal or General Number.
... we speak of n feet , meaning any number or an unknown number of feet , or of a dollars , meaning any number or an unknown number of dollars . 9 3. Numbers represented by letters are called Literal or General Literal or General Number.
Page 10
... called plus , is placed before the number to be added . Thus , a + b , read a plus b , means that is to be added to a , just as 4 + 3 means that 3 is to be added to 4 . 6. The Symbol of Subtraction , - , called minus · 10 . ALGEBRA ...
... called plus , is placed before the number to be added . Thus , a + b , read a plus b , means that is to be added to a , just as 4 + 3 means that 3 is to be added to 4 . 6. The Symbol of Subtraction , - , called minus · 10 . ALGEBRA ...
Page 11
... called Symbols of Aggregation . The bar and braces { } are also used . ( 4 + 3 ) a = 7a ; ( 5-2 ) a = 3a ; ( 4 + 2 ) − ( 85 ) = 6 −3 . - 10. Custom has established the following Conventional Order for performing the operations where ...
... called Symbols of Aggregation . The bar and braces { } are also used . ( 4 + 3 ) a = 7a ; ( 5-2 ) a = 3a ; ( 4 + 2 ) − ( 85 ) = 6 −3 . - 10. Custom has established the following Conventional Order for performing the operations where ...
Page 13
... called an Algebraic Expression . Thus , 2 x + a and 3 abc are algebraic expressions . It should be ob- served that a ... called its Terms . If the expression contains neither sign , it has but one term and is called a Monomial . Thus , 4 ...
... called an Algebraic Expression . Thus , 2 x + a and 3 abc are algebraic expressions . It should be ob- served that a ... called its Terms . If the expression contains neither sign , it has but one term and is called a Monomial . Thus , 4 ...
Page 14
... called a Binomial , and one of three terms a Trinomial . Thus , 2 a 5 d is a binomial ; 3 m + 4 n − 2 a , a trinomial . - 16. In the expression abc , the a , the b , and the c are called the Factors of the expression . An expression is ...
... called a Binomial , and one of three terms a Trinomial . Thus , 2 a 5 d is a binomial ; 3 m + 4 n − 2 a , a trinomial . - 16. In the expression abc , the a , the b , and the c are called the Factors of the expression . An expression is ...
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Common terms and phrases
a²b a²b² ab+b² ab² absolute value added arithmetical means arithmetical progression ax² bers binomial called cents CHECK coefficient Completing the square cube root difference digits Divide dividend division divisor equations containing equivalent Find the number Find the sum Find the value fractional exponents geometrical graphs Hence highest common factor identity integral logarithm mantissa means method miles an hour minuend monomial multiplied negative numbers nth root number of dollars number of terms numerator and denominator polynomial positive integer positive number problem quadratic equations quotient rational Reduce remainder result rods Simplify solution Solve the equation Solve the following Solve the system square root Substituting subtracted subtrahend surd symbols Theorem twice unknown numbers x²y x²y² xy² zero
Popular passages
Page 85 - 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. Multiply the whole divisor by the first term of the quotient, and subtract the product from the dividend.
Page 74 - The square of the sum of two numbers is equal to the square of the first, plus twice the product of the first and the second, plus the square of the second.
Page 412 - The logarithm of any power of a number is equal to the logarithm of the number multiplied by the exponent of the power.
Page 205 - What fraction is that, whose numerator being doubled, and the denominator increased by 7, the value becomes f ; but the denominator being doubled, and the numerator increased by 2, the value becomes -jj-?
Page 357 - In a series of equal ratios, the sum of the antecedents is to the sum of the consequents as any antecedent is to its consequent.
Page 355 - If the product of two quantities is equal to the product of two other quantities, two of them may be made the extremes, and the other two the means of a proportion.
Page 74 - The product of the sum and difference of two numbers is equal to the difference of their squares.
Page 68 - Multiply each term of the multiplicand by each term of the multiplier, and add the partial products.
Page 241 - ... plus three times the product of the square of the tens by the units, plus three times the product of the tens by the square of the units, plus the cube of the units. This being the case, the cube of the tens...
Page 35 - Guido, with a burnt stick in his hand, demonstrating on the smooth paving-stones of the path, that the square on the hypotenuse of a right-angled triangle is equal to the sum of the squares on the other two sides.