New University Algebra: A Theoretical and Practical Treatise, Containing Many New and Original Methods and Applications, for Colleges and High SchoolsIvison, Phinney & Company, 1863 - 420 páginas |
Dentro del libro
Resultados 1-5 de 51
Página 40
... become zero . III . If the signs of terms are alike , prefix the plus sign to the quotient ; if they are unlike , prefix the minus sign . To divide a polynomial by a monomial ; — Divide each term of the dividend separately , and connect ...
... become zero . III . If the signs of terms are alike , prefix the plus sign to the quotient ; if they are unlike , prefix the minus sign . To divide a polynomial by a monomial ; — Divide each term of the dividend separately , and connect ...
Página 52
... become , when ba ? Ans . 5a1 . 6. What will x + ax2 + a * x + a * become , when m + 1 is put for x and m - 1 for a ? Ans . 4m ( m2 + 1 ) . 7. What will x + y become , when a + b is put for x and a - b for y ? Ans . 2 ( a * + 6a2b2 + b ...
... become , when ba ? Ans . 5a1 . 6. What will x + ax2 + a * x + a * become , when m + 1 is put for x and m - 1 for a ? Ans . 4m ( m2 + 1 ) . 7. What will x + y become , when a + b is put for x and a - b for y ? Ans . 2 ( a * + 6a2b2 + b ...
Página 107
... become zero ; this will eliminate that unknown quantity , by causing the term contain- ing it to disappear . Thus ... becomes whence , ( 3m - 2 ) y = 23m - 30 ; ( 6 ) 23m - 30 y = ( 7 ) 3m - 2 If we now substitute in ( 7 ) the value ...
... become zero ; this will eliminate that unknown quantity , by causing the term contain- ing it to disappear . Thus ... becomes whence , ( 3m - 2 ) y = 23m - 30 ; ( 6 ) 23m - 30 y = ( 7 ) 3m - 2 If we now substitute in ( 7 ) the value ...
Página 108
... becomes whence , ( 2m - 5 ) x = 23m - 30 ; 23m - 30 x = 2m - 5 ( 9 ) ( 10 ) ( 11 ) ( 12 ) Substituting in ( 12 ) the value of m , as expressed in ( 10 ) , we have х 23 × 3-30 46-90 = -44 = - 4 . ( 13 ) 2 × 3-5 4-15 -11 This method of ...
... becomes whence , ( 2m - 5 ) x = 23m - 30 ; 23m - 30 x = 2m - 5 ( 9 ) ( 10 ) ( 11 ) ( 12 ) Substituting in ( 12 ) the value of m , as expressed in ( 10 ) , we have х 23 × 3-30 46-90 = -44 = - 4 . ( 13 ) 2 × 3-5 4-15 -11 This method of ...
Página 115
... becomes ( 4 ) 66 ( 2 ) 78 ( 5 ) แ ( 3 ) Multiplying ( 4 ) by 8 , " 6 ( 5 ) by 4 , 66 ( 6 ) by 3 , Adding ( 7 ) , ( 8 ) and ( 9 ) , Substituting value of 8 in ( 4 ) , ( 6 4s - 3x = 300 , 6y450 , 9s 8z 490 . 328-24x2400 , 288-24y 1800 ...
... becomes ( 4 ) 66 ( 2 ) 78 ( 5 ) แ ( 3 ) Multiplying ( 4 ) by 8 , " 6 ( 5 ) by 4 , 66 ( 6 ) by 3 , Adding ( 7 ) , ( 8 ) and ( 9 ) , Substituting value of 8 in ( 4 ) , ( 6 4s - 3x = 300 , 6y450 , 9s 8z 490 . 328-24x2400 , 288-24y 1800 ...
Contenido
66 | |
74 | |
81 | |
83 | |
89 | |
103 | |
118 | |
124 | |
130 | |
136 | |
145 | |
151 | |
157 | |
164 | |
172 | |
182 | |
189 | |
197 | |
204 | |
274 | |
283 | |
290 | |
298 | |
306 | |
308 | |
317 | |
323 | |
331 | |
340 | |
346 | |
353 | |
359 | |
370 | |
376 | |
388 | |
398 | |
405 | |
416 | |
Otras ediciones - Ver todas
Términos y frases comunes
added algebraic quantity arithmetical progression binomial factors clearing of fractions coefficients cube root degree denote derived polynomial dividend division dollars EXAMPLES FOR PRACTICE exponent expression figure Find the cube Find the logarithm Find the sum find the values following RULE formula fourth geometrical progression geometrical series given equation given number given quantities greater greatest common divisor identical equation imaginary indicated inequality irreducible fraction last term least common multiple less letters minus sign monomial Multiply negative quantity nth root number of terms obtain OPERATION partial fractions permutations positive roots problem proportion quadratic quadratic equation quotient radical sign rational Reduce remainder represent required root result second member second term square root Sturm's Theorem subtracted suppose surd taken third three numbers tion transformed equation transposing trial divisor unknown quantity whence whole number X₁ zero
Pasajes populares
Página 209 - ... the product of the two, plus the square of the second. In the third case, we have (a + b) (a — 6) = a2 — b2. (3) That is, the product of the sum and difference of two quantities is equal to the difference of their squares.
Página 86 - Any term may be transposed from one member of an equation to the other by changing its sign (1, 2).
Página 66 - To reduce a fraction to its lowest terms. A Fraction is in its lowest terms when the numerator and denominator are prime to each other. 1. Reduce - to its lowest terms.
Página 178 - ... and to the remainder bring down the next period for a dividend. 3. Place the double of the root already found, on the left hand of the dividend for a divisor. 4. Seek how often the divisor is contained...
Página 169 - Subtract the square number from the left hand period, and to the remainder bring down the next period for a dividend. III. Double the root already found for a divisor ; seek how many times the divisor is contained...
Página 31 - That the exponent of any letter in the product is equal to the sum of its exponents in the two factors.
Página 77 - Reduce compound fractions to simple ones, and mixt numbers to improper fractions ; then multiply the numerators together for a new numerator, and the denominators for. a new denominator.
Página 52 - Measure, of two or more quantities, is the greatest quantity that will exactly divide each of them.
Página 266 - To express that the ratio of A to B is equal to the ratio of C to D, we write the quantities thus : A : B : : C : D; and read, A is to B as C to D.
Página 169 - Multiply the divisor, thus increased, by the last figure of the root; subtract the product from the dividend, and to the remainder bring down the next period for a new dividend.