Elements of AlgebraMacmillan, 1918 |
Dentro del libro
Resultados 1-5 de 12
Página 62
... feet broad , and a feet high ; find how many square yards of carpet will be required for the floor , how many square yards of paper for the walls . and ( 1 ) The area of the floor is 3 62 ALGEBRA .
... feet broad , and a feet high ; find how many square yards of carpet will be required for the floor , how many square yards of paper for the walls . and ( 1 ) The area of the floor is 3 62 ALGEBRA .
Página 63
... feet ; ... the area of the walls is 2 a ( 3x + y ) square feet ; .. number of square yards of paper required is 3'xy xy 9 3 = 2 a ( 3x + y ) 9 Ex . 4. The digits of a number beginning from the left are a , b , c ; what is the number ...
... feet ; ... the area of the walls is 2 a ( 3x + y ) square feet ; .. number of square yards of paper required is 3'xy xy 9 3 = 2 a ( 3x + y ) 9 Ex . 4. The digits of a number beginning from the left are a , b , c ; what is the number ...
Página 64
... feet in breadth ; how many square feet are there in the area of the floor ? 18. A square room measures x feet each way ; how many square yards of carpet will be required to cover it ? 19. A room is p feet long and x yards in width ; how ...
... feet in breadth ; how many square feet are there in the area of the floor ? 18. A square room measures x feet each way ; how many square yards of carpet will be required to cover it ? 19. A room is p feet long and x yards in width ; how ...
Página 69
... feet ; if the length had been increased by 3 feet , and the breadth diminished by 2 feet , the area would not have been altered ; find the dimensions . 33. The length of a room exceeds its breadth by 8 feet ; if each had been increased by 2 ...
... feet ; if the length had been increased by 3 feet , and the breadth diminished by 2 feet , the area would not have been altered ; find the dimensions . 33. The length of a room exceeds its breadth by 8 feet ; if each had been increased by 2 ...
Página 142
... feet more , and the length 3 feet less , the room would have been square : find its dimensions . 17. What is the property of a person whose income is $ 430 , when he has two - thirds of it invested at 4 per cent , one - fourth at 3 per ...
... feet more , and the length 3 feet less , the room would have been square : find its dimensions . 17. What is the property of a person whose income is $ 430 , when he has two - thirds of it invested at 4 per cent , one - fourth at 3 per ...
Otras ediciones - Ver todas
Elements of Algebra: Being the First Thirty-Eight Chapters of Hall and ... Henry Sinclair Hall Sin vista previa disponible - 2017 |
Términos y frases comunes
a²b a²b² a²x a²x² a³b ab² ab³ Arithmetic arithmetic means arranged ax² ax³ binomial Binomial Theorem bx² cents CHAPTER coefficient complete quotient compound expressions contains cube root denote digits dimes Divide dividend division divisor equal equation Find the highest find the number Find the square Find the sum find the value following expressions fraction harmonic means Hence highest common factor letters logarithm lowest common multiple means Multiply negative number of terms numerator and denominator obtain prefix quadratic quadratic equation quotient ratio remainder Resolve into factors result rule of signs Simplify Solve square root Subtract surd symbols unknown quantity whence whole number x²y x²y² x³y x³y² x³y³ xy² xy³ yards zero
Pasajes populares
Página 321 - Therefore the number of permutations of n things taken r at a time is n(n -l)1n — 2)-.(n — r + 1).
Página 300 - Find the area of a circle whose radius is 12 feet, from the law that the area of a circle varies as the square of its radius.
Página 169 - It is evident from the Rule of Signs that (1) no even power of any quantity can be negative; (2) any odd power of a quantity will have the same sign as the quantity itself. NOTE. It is especially worthy of notice that the square of every expression, whether positive or negative, is positive. INVOLUTION OF MONOMIALS. 187. From definition -we have, by the rules of multiplication, (a2)* = a1 . a
Página 330 - Simoom, so that vowels and consonants occur alternately in each word ? 4. A telegraph has 5 arms, and each arm has 4 distinct positions, including the position of rest : find the total number of signals that can be made.
Página 353 - The logarithm of a product is the sum of the logarithms of its factors.
Página 185 - The sixth root of an expression is found by taking the cube root of the square root, or the square root of the cube root.
Página 354 - DEFINITION. The integral part of a logarithm is called the characteristic, and the decimal part, when it is so written that it is positive, is called the mantissa.
Página 102 - DEFINITION. The Lowest Common Multiple of two or more algebraic expressions is the expression of lowest dimensions which is divisible by each of them without remainder. The abbreviation L.
Página 324 - From 7 Englishmen and 4 Americans a committee of 6 Is to be formed: in how many ways can this be done, (1) when the committee contains exactly 2 Americans, (2) at least 2 Americans ? (1...
Página 291 - Four quantities are in proportion when the ratio of the first to the second is equal to the ratio of the third to the fourth.