School AlgebraB. F. Johnson, 1903 - 432 páginas |
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Página 9
... cent , t for the time , etc. , so in any case such symbols as a , b , x , y , may be used to represent any numbers whatever . In arithmetic we speak of 6 feet , meaning a certain number of feet , or of $ 10 , meaning a certain number of ...
... cent , t for the time , etc. , so in any case such symbols as a , b , x , y , may be used to represent any numbers whatever . In arithmetic we speak of 6 feet , meaning a certain number of feet , or of $ 10 , meaning a certain number of ...
Página 44
... cents found m cents and earned 4 ne How much had he then ? cents . 3. My house is d feet long and c feet wide . What is the distance around it ? 4. Tom walked due east m hours , then due west n hours . If his rate was 3 miles an hour ...
... cents found m cents and earned 4 ne How much had he then ? cents . 3. My house is d feet long and c feet wide . What is the distance around it ? 4. Tom walked due east m hours , then due west n hours . If his rate was 3 miles an hour ...
Página 100
... cent ? 36. A room containing 200 square meters is twice as long as it is wide . Find the width . 37. What number is that which , if subtracted from 99 , equals 23 more than 3 times the number ? 38. The sum of three numbers is 50 ; the ...
... cent ? 36. A room containing 200 square meters is twice as long as it is wide . Find the width . 37. What number is that which , if subtracted from 99 , equals 23 more than 3 times the number ? 38. The sum of three numbers is 50 ; the ...
Página 103
... cents a pound more than the sugar . What was the cost of each a pound ? 74. A and B started in business with equal capital . A doubled his money and then made $ 100 , while B tripled his money and then lost $ 400 , when it was found ...
... cents a pound more than the sugar . What was the cost of each a pound ? 74. A and B started in business with equal capital . A doubled his money and then made $ 100 , while B tripled his money and then lost $ 400 , when it was found ...
Página 176
... cents a yard . Find the price of each . 39. I bought a number of apples at the rate of 3 for a cent ; sold one third of them at 2 for a cent , and the remainder at 5 for 3 cents , gaining 7 cents . How many did I buy ? 40. In a certain ...
... cents a yard . Find the price of each . 39. I bought a number of apples at the rate of 3 for a cent ; sold one third of them at 2 for a cent , and the remainder at 5 for 3 cents , gaining 7 cents . How many did I buy ? 40. In a certain ...
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Términos y frases comunes
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
Pasajes populares
Página 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.
Página 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.
Página 412 - The logarithm of any power of a number is equal to the logarithm of the number multiplied by the exponent of the power.
Página 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-?
Página 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.
Página 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.
Página 74 - The product of the sum and difference of two numbers is equal to the difference of their squares.
Página 68 - Multiply each term of the multiplicand by each term of the multiplier, and add the partial products.
Página 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...
Página 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.