Elementary Algebra: First[-second] Year Course, Libro 2Macmillan Company, 1916 |
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Página 2
... Substitute numerals for the letters and find the sum . This sum must equal the result of substituting the numerals in the answer . 3. Subtraction : Conceive the sign of the subtrahend to 2 ELEMENTARY ALGEBRA Addition and Subtraction.
... Substitute numerals for the letters and find the sum . This sum must equal the result of substituting the numerals in the answer . 3. Subtraction : Conceive the sign of the subtrahend to 2 ELEMENTARY ALGEBRA Addition and Subtraction.
Página 4
... resulting expression as a whole . The forms ( ) , [ ] , { go by the general name of " paren- theses " but they are designated by special names when it is necessary to distinguish one from the other . { } Thus , [ ] is called a " bracket ...
... resulting expression as a whole . The forms ( ) , [ ] , { go by the general name of " paren- theses " but they are designated by special names when it is necessary to distinguish one from the other . { } Thus , [ ] is called a " bracket ...
Página 16
... resulting equation . EXERCISES 30. 1. Solve by addition or subtraction : 5x + 3y = 69 , ( 1 ) — 4 x 7 y 20 . = — ( 2 ) ( 3 ) Subtract ( 4 ) from ( 3 ) , Solution . Multiply ( 1 ) by 4 , ( 2 ) by 5 , 20 x + 12 y = 276 , 20 x 35 y ...
... resulting equation . EXERCISES 30. 1. Solve by addition or subtraction : 5x + 3y = 69 , ( 1 ) — 4 x 7 y 20 . = — ( 2 ) ( 3 ) Subtract ( 4 ) from ( 3 ) , Solution . Multiply ( 1 ) by 4 , ( 2 ) by 5 , 20 x + 12 y = 276 , 20 x 35 y ...
Página 18
... . The units ' digit is 3 times the hundreds ' , and if double the tens ' digit be increased by 6 , the result will equal the units ' digit . Find the number . 10. In a purse there are 3 times as many 18 ELEMENTARY ALGEBRA.
... . The units ' digit is 3 times the hundreds ' , and if double the tens ' digit be increased by 6 , the result will equal the units ' digit . Find the number . 10. In a purse there are 3 times as many 18 ELEMENTARY ALGEBRA.
Página 22
... result , that is , 27 = √ / 272 = ( † 27 ) 2 . In general , we have , P a2 = Va3 = ( Va ) " . All irrational numbers which are expressed by the use of radical signs can be expressed by the use of fractional ex- ponents . In fact , the ...
... result , that is , 27 = √ / 272 = ( † 27 ) 2 . In general , we have , P a2 = Va3 = ( Va ) " . All irrational numbers which are expressed by the use of radical signs can be expressed by the use of fractional ex- ponents . In fact , the ...
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Elementary Algebra: First[-Second] Year Course, Volume 1 - Primary ..., Volumen1 Florian Cajori,Letitia Rebekah Odell Sin vista previa disponible - 2013 |
Términos y frases comunes
a²b² a²x² a³x ab² addition and subtraction arithmetical means arithmetical series ax² ax³ binomial BINOMIAL THEOREM called coefficients commutative law complete divisor completing the square coördinates cube root decimal places digits Divide both sides dividend exponent Find the h. c. f. Find the square Find the sum fixed number formula geometrical series given equation Hence Hindu-Arabic numerals imaginary numbers inches linear equation locates the point logarithms mantissa Multiply negative numbers nth root number of terms obtain parenthesis preceded Perform the indicated polynomial positive integer positive numbers principal root quadratic equation quotient radical rational integral expression remainder Simplify solution Solve square root Substitute theorem tions trial divisor Type form Univ variable weight WRITTEN EXERCISES zero
Pasajes populares
Página 5 - 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 83 - In any proportion, the product of the means is equal to the product of the extremes.
Página 37 - Multiply the numerators together for a new numerator, and the denominators together for a new denominator.
Página 111 - The logarithm of a quotient is equal to the logarithm of the dividend minus the logarithm of the divisor.
Página 194 - A person engaged to work a days on these conditions: for each day he worked he was to receive b cents, and for each day he was idle he was to forfeit с cents. At the end of a days he received d cents. How many days was he idle?
Página 5 - Multiply each term of the multiplicand by each term of the multiplier, and add the partial products.
Página 181 - In each succeeding term the coefficient is found by multiplying the coefficient of the preceding term by the exponent of a in that term, and dividing by the number of the preceding term.
Página 35 - Both terms of a fraction may be divided by the same number without changing the value of the fraction.
Página 86 - Why is va function of t ? 2. The area of a circle is given by the formula A = irr2.
Página 22 - The positive square root of a number is called the principal square root.