Advanced Algebra for Colleges and SchoolsAmerican Book Company, 1902 - 608 páginas |
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Página 69
... B y dollars . If A gives B m dollars , how much will each then have ? 13. The number 25 may be written 20+ 5. Write the number whose first digit is a and second y . 14. A book contained a pages . If they averaged MULTIPLICATION 69.
... B y dollars . If A gives B m dollars , how much will each then have ? 13. The number 25 may be written 20+ 5. Write the number whose first digit is a and second y . 14. A book contained a pages . If they averaged MULTIPLICATION 69.
Página 178
... digit of a number expressed by two digits ex- ceeds the tens ' digit by 5. If the number increased by 63 is divided by the sum of its digits , the quotient is 10. What is the number ? Let Then and SOLUTION x = the digit in tens ' place ...
... digit of a number expressed by two digits ex- ceeds the tens ' digit by 5. If the number increased by 63 is divided by the sum of its digits , the quotient is 10. What is the number ? Let Then and SOLUTION x = the digit in tens ' place ...
Página 200
... digits is equal to 7 times the sum of its digits ; if 27 is subtracted from the number , the difference will be expressed by reversing the order of the digits . What is the number ? Let and Then , and and Solving , and Hence , SOLUTION ...
... digits is equal to 7 times the sum of its digits ; if 27 is subtracted from the number , the difference will be expressed by reversing the order of the digits . What is the number ? Let and Then , and and Solving , and Hence , SOLUTION ...
Página 202
... digits whose sum is 8 , the order of the digits will be reversed . What is the number ? 33. If 13 is added to a certain number , the sum will be equal to 5 times the sum of the two digits of the number ; and if 36 is added to the number ...
... digits whose sum is 8 , the order of the digits will be reversed . What is the number ? 33. If 13 is added to a certain number , the sum will be equal to 5 times the sum of the two digits of the number ; and if 36 is added to the number ...
Página 212
... digits whose sum is 14. If 693 is added to the number , the digits will appear in reverse order . If the units ' digit is equal to the tens ' digit increased by 6 , what is the number ? 8. The third digit of a number of three digits is ...
... digits whose sum is 14. If 693 is added to the number , the digits will appear in reverse order . If the units ' digit is equal to the tens ' digit increased by 6 , what is the number ? 8. The third digit of a number of three digits is ...
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Términos y frases comunes
a²b² a²x² ab² absolutely convergent algebraic sum arithmetical means arithmetical progression ax² binomial called cents coefficients column Commutative Law complex numbers continued fraction convergent convergent series cube root denominator difference digits divided dividend divisible established as follows EXAMPLES exponent expression factor Find the sum Find the value finite formula function geometrical mean geometrical progression geometrical series given equation Hence highest common divisor imaginary numbers inequality integer last term limit logarithm multiplied negative number nth root number of terms numerically less obtained polynomial positive integer positive number positive root PRINCIPLE quadratic quotient ratio real number reduced remainder represent result second term SOLUTION square root Substituting subtracted surd third Transposing twice units unknown number variable x²y x²y²
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Página 212 - ... and if the number is divided by the sum of its digits, the quotient is 21 and the remainder 4.
Página 134 - Multiplying or dividing both terms of a fraction by the same number does not change the value of the fraction.
Página 343 - ... that the volume of a sphere varies as the cube of its radius. 20. Find the radius of a sphere whose volume is equal to the sum of the volumes of three spheres whose radii are r, /, and r".
Página 41 - A term may be transposed from one member of an equation to the other, provided its sign is changed.
Página 435 - The number of permutations of n different things taken r at a time is denoted by „Pr.
Página 424 - The logarithm of a quotient is found by subtracting the logarithm of the divisor from that of the dividend.
Página 40 - The process of changing a term from one member of an equation to the other is called Transposition.
Página 331 - PRINCIPLE 7. — If four numbers are in proportion, the. difference between the terms of the first ratio is to either term of the first ratio as the difference between the terms of the second ratio is to the corresponding term of the second ratio ; that is, the numbers are in proportion by Division.
Página 323 - A farmer has two cubical granaries. The side of one is 3 yards longer than the side of the other, and the difference in their solid contents is 117 cubic yards.
Página 426 - The logarithm of any power of a number is equal to the logarithm of the number multiplied by the exponent of the power.