 ... is negative in the second member, and greater than the square of half the coefficient of the first power of the unknown quantity, this equation can have only imaginary roots.  Elements of Geometry - Σελίδα 122των Adrien Marie Legendre - 1825 - 224 σελίδεςΠλήρης προβολή - Σχετικά με αυτό το βιβλίο
 | 1867 - 878 σελίδες
...the first term. From this principle is derived the following METHOD FOB COMPLETING THE SQUARE. Take the square of half the co-efficient of the first power of the unknown quantity, and add it to both tides of the equation. It will be observed that there is nothing peculiar in the... | |
 | William Nicholson - 1809 - 716 σελίδες
...all the terms, that the equation may be reduced to this farm, x* ^ px = i J. Then add to both sides the square of half the co-efficient of the first power of the unkwown quantity, by which means the first side of the equation is made a complete square, and the... | |
 | Silvestre François Lacroix - 1818 - 422 σελίδες
...when those of y would be so, they become therefore imaginary in the case under consideration, when q exceeds ^—. It will be perceived then from what...and greater than the square of half the coefficient ofthefirst power of the unknown quantity, thisequation can have only imaginary roots. 115. The expressions... | |
 | William Nicholson - 1819 - 432 σελίδες
...all the terms, that the equation may be reduced to this form, x' ±px = ± g. Then add to both sides the square of half the co-efficient of the first power of the unknown quantity, by which means the first side 6f the equation is made a complete square, and the other consists of... | |
 | Jeremiah Day - 1820 - 352 σελίδες
...derived the following rule : 305. To COMPLETE THE SQUARE, in an affected quadratic equation ; TAKE THE SQUARE OF HALF THE CO-EFFICIENT OF THE FIRST POWER OF THE UNKNOWN QUANTITY, AND ADD IT TO. BOTH SIDES OF THE EQUATION. Before completing the square, the known and unknown quantities... | |
 | 1821 - 526 σελίδες
...of the question, the necessity of the roots being imaginary in an equation, of which the known term is negative in the second member, and greater than...coefficient of the first power of the unknown quantity, he gives a striking specimen of his way of investigating ' analytical facts,' and displaying the spirit... | |
 | Silvestre François Lacroix - 1825 - 294 σελίδες
...would be so, they become therefore imaginary in the case under consideration, when q exceeds—. \ 4 It will be perceived then from what has been said,...quantity, this equation can have only imaginary roots. 1 1 5. The expressions and, in general, those, which involve the square root of a negative quantity,... | |
 | Silvestre François Lacroix - 1825 - 324 σελίδες
...when those of y would be so, they become therefore imaginary in the case under consideration, when q exceeds — . It will be perceived then from what has been said, how, and for what reason, tahen the known term of an equation of the second degree is negative in the second member, and greater... | |
 | Jeremiah Day - 1827 - 352 σελίδες
...is derived the following rule: 305. To COMPLETE THE SQUARE, in an affected quadratic equation ; TAKE THE SQUARE OF HALF THE CO-EFFICIENT OF THE FIRST POWER OF THE UNKNOWN QUANTITY, AND ADD IT TO BOTH SIDES OF THE EQUATION. Before completing the square, the known and unknown quantities... | |
 | Silvestre François Lacroix - 1831 - 324 σελίδες
...would be so, they become therfore imaginary in the case under consideration, p2 when q exceeds j-. It will be perceived then from what has been said,...greater than the square of half the coefficient of the jirst power of the unknown quantity, this equation can have only imaginary roots. 115. The expressions... | |
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